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57634419048 = 233173130714843
BaseRepresentation
bin110101101011010001…
…110111000101101000
312111202122022211201220
4311223101313011220
51421013402402143
642251001342040
74110143323143
oct655321670550
9174678284656
1057634419048
1122496144088
12b205797920
135586632a4b
142b0a63305a
151774c29d83
hexd6b477168

57634419048 has 128 divisors (see below), whose sum is σ = 158006661120. Its totient is φ = 17439943680.

The previous prime is 57634418993. The next prime is 57634419067. The reversal of 57634419048 is 84091443675.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3875515 + ... + 3890357.

It is an arithmetic number, because the mean of its divisors is an integer number (1234427040).

Almost surely, 257634419048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57634419048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79003330560).

57634419048 is an abundant number, since it is smaller than the sum of its proper divisors (100372242072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57634419048 is a wasteful number, since it uses less digits than its factorization.

57634419048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15207 (or 15203 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 57634419048 in words is "fifty-seven billion, six hundred thirty-four million, four hundred nineteen thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 17 24 31 34 51 62 68 93 102 124 136 186 204 248 307 372 408 527 614 744 921 1054 1228 1581 1842 2108 2456 3162 3684 4216 5219 6324 7368 9517 10438 12648 14843 15657 19034 20876 28551 29686 31314 38068 41752 44529 57102 59372 62628 76136 89058 114204 118744 125256 161789 178116 228408 252331 323578 356232 460133 485367 504662 647156 756993 920266 970734 1009324 1294312 1380399 1513986 1840532 1941468 2018648 2760798 3027972 3681064 3882936 4556801 5521596 6055944 7822261 9113602 11043192 13670403 15644522 18227204 23466783 27340806 31289044 36454408 46933566 54681612 62578088 77465617 93867132 109363224 141260831 154931234 187734264 232396851 282521662 309862468 423782493 464793702 565043324 619724936 847564986 929587404 1130086648 1695129972 1859174808 2401434127 3390259944 4802868254 7204302381 9605736508 14408604762 19211473016 28817209524 57634419048