677783912 has 32 divisors (see below), whose sum is σ = 1369804800. Its totient is φ = 312548544.

The previous prime is 677783879. The next prime is 677783923. The reversal of 677783912 is 219387776.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160889 + ... + 165047.

It is an arithmetic number, because the mean of its divisors is an integer number (42806400).

Almost surely, 2^677783912 is an apocalyptic number.

It is an amenable number.

677783912 is an abundant number, since it is smaller than the sum of its proper divisors (692020888).

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

677783912 is a wasteful number, since it uses less digits than its factorization.

677783912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5745 (or 5741 counting only the distinct ones).

The product of its digits is 889056, while the sum is 50.

The square root of 677783912 is about 26034.2833970901. The cubic root of 677783912 is about 878.4096240885.

The spelling of 677783912 in words is "six hundred seventy-seven million, seven hundred eighty-three thousand, nine hundred twelve".