977234918730 has 96 divisors (see below), whose sum is σ = 2753310890880. Its totient is φ = 221318697600.

The previous prime is 977234918701. The next prime is 977234918731. The reversal of 977234918730 is 37819432779.

It is not an unprimeable number, because it can be changed into a prime (977234918731) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2889246 + ... + 3209705.

It is an arithmetic number, because the mean of its divisors is an integer number (28680321780).

Almost surely, 2^977234918730 is an apocalyptic number.

977234918730 is an abundant number, since it is smaller than the sum of its proper divisors (1776075972150).

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

977234918730 is a wasteful number, since it uses less digits than its factorization.

977234918730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6099084 (or 6099077 counting only the distinct ones).

The product of its (nonzero) digits is 16003008, while the sum is 60.

The spelling of 977234918730 in words is "nine hundred seventy-seven billion, two hundred thirty-four million, nine hundred eighteen thousand, seven hundred thirty".