779378628160 has 56 divisors (see below), whose sum is σ = 2024613127296. Its totient is φ = 283410408960.

The previous prime is 779378628137. The next prime is 779378628209. The reversal of 779378628160 is 61826873977.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a junction number, because it is equal to n+sod(n) for n = 779378628092 and 779378628101.

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, 110703672 + ... + 110710711.

Almost surely, 2^779378628160 is an apocalyptic number.

It is an amenable number.

779378628160 is an abundant number, since it is smaller than the sum of its proper divisors (1245234499136).

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

779378628160 is a wasteful number, since it uses less digits than its factorization.

779378628160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221414411 (or 221414401 counting only the distinct ones).

The product of its (nonzero) digits is 42674688, while the sum is 64.

The spelling of 779378628160 in words is "seven hundred seventy-nine billion, three hundred seventy-eight million, six hundred twenty-eight thousand, one hundred sixty".