57776076460 has 96 divisors (see below), whose sum is σ = 126458357760. Its totient is φ = 22153367808.

The previous prime is 57776076403. The next prime is 57776076487. The reversal of 57776076460 is 6467067775.

It is a super-2 number, since 2×57776076460² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39927457 + ... + 39928903.

It is an arithmetic number, because the mean of its divisors is an integer number (1317274560).

Almost surely, 2^57776076460 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 57776076460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63229178880).

57776076460 is an abundant number, since it is smaller than the sum of its proper divisors (68682281300).

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

57776076460 is a wasteful number, since it uses less digits than its factorization.

57776076460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255 (or 2253 counting only the distinct ones).

The product of its (nonzero) digits is 10372320, while the sum is 55.

The spelling of 57776076460 in words is "fifty-seven billion, seven hundred seventy-six million, seventy-six thousand, four hundred sixty".