57899142421965 has 128 divisors (see below), whose sum is σ = 111164659200000. Its totient is φ = 28423284694272.

The previous prime is 57899142421943. The next prime is 57899142422053. The reversal of 57899142421965 is 56912424199875.

57899142421965 is a `hidden beast` number, since 5 + 7 + 8 + 9 + 9 + 1 + 424 + 2 + 196 + 5 = 666.

57899142421965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 57899142421965 - 2⁷ = 57899142421837 is a prime.

It is a super-2 number, since 2×57899142421965² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57899142421893 and 57899142421902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1071009106 + ... + 1071063164.

It is an arithmetic number, because the mean of its divisors is an integer number (868473900000).

Almost surely, 2^{57899142421965} is an apocalyptic number.

It is an amenable number.

57899142421965 is a deficient number, since it is larger than the sum of its proper divisors (53265516778035).

57899142421965 is a wasteful number, since it uses less digits than its factorization.

57899142421965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55808 (or 55802 counting only the distinct ones).

The product of its digits is 391910400, while the sum is 72.

The spelling of 57899142421965 in words is "fifty-seven trillion, eight hundred ninety-nine billion, one hundred forty-two million, four hundred twenty-one thousand, nine hundred sixty-five".