977396676 has 12 divisors (see below), whose sum is σ = 2280592272. Its totient is φ = 325798888.

The previous prime is 977396671. The next prime is 977396723. The reversal of 977396676 is 676693779.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (977396671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40724850 + ... + 40724873.

It is an arithmetic number, because the mean of its divisors is an integer number (190049356).

Almost surely, 2^977396676 is an apocalyptic number.

It is an amenable number.

977396676 is an abundant number, since it is smaller than the sum of its proper divisors (1303195596).

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

977396676 is a wasteful number, since it uses less digits than its factorization.

977396676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81449730 (or 81449728 counting only the distinct ones).

The product of its digits is 18003384, while the sum is 60.

The square root of 977396676 is about 31263.3439670167. The cubic root of 977396676 is about 992.4080670811.

The spelling of 977396676 in words is "nine hundred seventy-seven million, three hundred ninety-six thousand, six hundred seventy-six".