77384296896 has 56 divisors (see below), whose sum is σ = 206659520640. Its totient is φ = 25553686272.

The previous prime is 77384296883. The next prime is 77384296901. The reversal of 77384296896 is 69869248377.

It is a self number, because there is not a number n which added to its sum of digits gives 77384296896.

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, 1862836 + ... + 1903923.

Almost surely, 2^77384296896 is an apocalyptic number.

It is an amenable number.

77384296896 is an abundant number, since it is smaller than the sum of its proper divisors (129275223744).

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

77384296896 is a wasteful number, since it uses less digits than its factorization.

77384296896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3766881 (or 3766871 counting only the distinct ones).

The product of its digits is 219469824, while the sum is 69.

The spelling of 77384296896 in words is "seventy-seven billion, three hundred eighty-four million, two hundred ninety-six thousand, eight hundred ninety-six".