977479781160 has 64 divisors (see below), whose sum is σ = 3059936714880. Its totient is φ = 249328175360.

The previous prime is 977479781141. The next prime is 977479781269. The reversal of 977479781160 is 61187974779.

977479781160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 977479781091 and 977479781100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177076911 + ... + 177082430.

It is an arithmetic number, because the mean of its divisors is an integer number (47811511170).

Almost surely, 2^977479781160 is an apocalyptic number.

It is an amenable number.

977479781160 is an abundant number, since it is smaller than the sum of its proper divisors (2082456933720).

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

977479781160 is a wasteful number, since it uses less digits than its factorization.

977479781160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354159378 (or 354159374 counting only the distinct ones).

The product of its (nonzero) digits is 37340352, while the sum is 66.

The spelling of 977479781160 in words is "nine hundred seventy-seven billion, four hundred seventy-nine million, seven hundred eighty-one thousand, one hundred sixty".