77059012356 has 36 divisors (see below), whose sum is σ = 195252985200. Its totient is φ = 25625028528.

The previous prime is 77059012319. The next prime is 77059012403. The reversal of 77059012356 is 65321095077.

77059012356 is a `hidden beast` number, since 7 + 7 + 0 + 590 + 1 + 2 + 3 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2539246 + ... + 2569413.

Almost surely, 2^77059012356 is an apocalyptic number.

It is an amenable number.

77059012356 is an abundant number, since it is smaller than the sum of its proper divisors (118193972844).

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

77059012356 is a wasteful number, since it uses less digits than its factorization.

77059012356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5109088 (or 5109083 counting only the distinct ones).

The product of its (nonzero) digits is 396900, while the sum is 45.

The spelling of 77059012356 in words is "seventy-seven billion, fifty-nine million, twelve thousand, three hundred fifty-six".