779425568 has 24 divisors (see below), whose sum is σ = 1570182768. Its totient is φ = 380649024.

The previous prime is 779425553. The next prime is 779425589. The reversal of 779425568 is 865524977.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281846 + ... + 284597.

It is an arithmetic number, because the mean of its divisors is an integer number (65424282).

Almost surely, 2^779425568 is an apocalyptic number.

It is an amenable number.

779425568 is an abundant number, since it is smaller than the sum of its proper divisors (790757200).

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

779425568 is a wasteful number, since it uses less digits than its factorization.

779425568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566496 (or 566488 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 53.

The square root of 779425568 is about 27918.1942109442. The cubic root of 779425568 is about 920.2903809268.

The spelling of 779425568 in words is "seven hundred seventy-nine million, four hundred twenty-five thousand, five hundred sixty-eight".