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57808095492 = 22371025367121
BaseRepresentation
bin110101110101101000…
…011000100100000100
312112012202010112000210
4311311220120210010
51421342333023432
642320124035420
74114352463360
oct656550304404
9175182115023
1057808095492
1122575187834
12b253992b70
1355b3601584
142b257222a0
1517850d48cc
hexd75a18904

57808095492 has 48 divisors (see below), whose sum is σ = 154172253312. Its totient is φ = 16514741760.

The previous prime is 57808095491. The next prime is 57808095497. The reversal of 57808095492 is 29459080875.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (57808095491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 827692 + ... + 894812.

It is an arithmetic number, because the mean of its divisors is an integer number (3211921944).

Almost surely, 257808095492 is an apocalyptic number.

It is an amenable number.

57808095492 is an abundant number, since it is smaller than the sum of its proper divisors (96364157820).

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

57808095492 is a wasteful number, since it uses less digits than its factorization.

57808095492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77388 (or 77386 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 57.

The spelling of 57808095492 in words is "fifty-seven billion, eight hundred eight million, ninety-five thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 10253 20506 30759 41012 61518 67121 71771 123036 134242 143542 201363 215313 268484 287084 402726 430626 469847 805452 861252 939694 1409541 1879388 2819082 5638164 688191613 1376383226 2064574839 2752766452 4129149678 4817341291 8258299356 9634682582 14452023873 19269365164 28904047746 57808095492