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57401488774 = 2753293264029
BaseRepresentation
bin110101011101011001…
…010011010110000110
312111011102000202110201
4311131121103112012
51420024240120044
642211521041114
74101314414140
oct653531232606
9174142022421
1057401488774
112238670a123
12b15b78619a
13554a2b8a96
142ac771bc90
15175e5687d4
hexd5d653586

57401488774 has 32 divisors (see below), whose sum is σ = 100601766720. Its totient is φ = 24054006912.

The previous prime is 57401488733. The next prime is 57401488787. The reversal of 57401488774 is 47788410475.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 85392 + ... + 349420.

It is an arithmetic number, because the mean of its divisors is an integer number (3143805210).

Almost surely, 257401488774 is an apocalyptic number.

57401488774 is a deficient number, since it is larger than the sum of its proper divisors (43200277946).

57401488774 is a wasteful number, since it uses less digits than its factorization.

57401488774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264384.

The product of its (nonzero) digits is 7024640, while the sum is 55.

The spelling of 57401488774 in words is "fifty-seven billion, four hundred one million, four hundred eighty-eight thousand, seven hundred seventy-four".

Divisors: 1 2 7 14 53 106 293 371 586 742 2051 4102 15529 31058 108703 217406 264029 528058 1848203 3696406 13993537 27987074 77360497 97954759 154720994 195909518 541523479 1083046958 4100106341 8200212682 28700744387 57401488774