977920576 has 28 divisors (see below), whose sum is σ = 2042698480. Its totient is φ = 463224960.

The previous prime is 977920553. The next prime is 977920579. The reversal of 977920576 is 675029779.

It is not an unprimeable number, because it can be changed into a prime (977920579) 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, 400890 + ... + 403321.

Almost surely, 2^977920576 is an apocalyptic number.

It is an amenable number.

977920576 is an abundant number, since it is smaller than the sum of its proper divisors (1064777904).

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

977920576 is a wasteful number, since it uses less digits than its factorization.

977920576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804242 (or 804232 counting only the distinct ones).

The product of its (nonzero) digits is 1666980, while the sum is 52.

The square root of 977920576 is about 31271.7216667071. The cubic root of 977920576 is about 992.5853508565.

The spelling of 977920576 in words is "nine hundred seventy-seven million, nine hundred twenty thousand, five hundred seventy-six".