77877223360 has 56 divisors (see below), whose sum is σ = 185492385936. Its totient is φ = 31142952960.

The previous prime is 77877223357. The next prime is 77877223399. The reversal of 77877223360 is 6332277877.

It is a junction number, because it is equal to n+sod(n) for n = 77877223298 and 77877223307.

It is a congruent number.

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, 1318624 + ... + 1376416.

Almost surely, 2^77877223360 is an apocalyptic number.

It is an amenable number.

77877223360 is an abundant number, since it is smaller than the sum of its proper divisors (107615162576).

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

77877223360 is a wasteful number, since it uses less digits than its factorization.

77877223360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62021 (or 62011 counting only the distinct ones).

The product of its (nonzero) digits is 4148928, while the sum is 52.

The spelling of 77877223360 in words is "seventy-seven billion, eight hundred seventy-seven million, two hundred twenty-three thousand, three hundred sixty".