57981184585320 has 64 divisors (see below), whose sum is σ = 173962079504640. Its totient is φ = 15460002489600.

The previous prime is 57981184585319. The next prime is 57981184585327. The reversal of 57981184585320 is 2358548118975.

It is not an unprimeable number, because it can be changed into a prime (57981184585327) 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, 24598591 + ... + 26852430.

It is an arithmetic number, because the mean of its divisors is an integer number (2718157492260).

Almost surely, 2^{57981184585320} is an apocalyptic number.

It is an amenable number.

57981184585320 is an abundant number, since it is smaller than the sum of its proper divisors (115980894919320).

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

57981184585320 is a wasteful number, since it uses less digits than its factorization.

57981184585320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51460426 (or 51460422 counting only the distinct ones).

The product of its (nonzero) digits is 96768000, while the sum is 66.

The spelling of 57981184585320 in words is "fifty-seven trillion, nine hundred eighty-one billion, one hundred eighty-four million, five hundred eighty-five thousand, three hundred twenty".