77493324744 has 48 divisors (see below), whose sum is σ = 228957552720. Its totient is φ = 23482825440.

The previous prime is 77493324709. The next prime is 77493324757. The reversal of 77493324744 is 44742339477.

77493324744 is a `hidden beast` number, since 77 + 493 + 3 + 2 + 47 + 44 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48921762 + ... + 48923345.

It is an arithmetic number, because the mean of its divisors is an integer number (4769949015).

Almost surely, 2^77493324744 is an apocalyptic number.

It is an amenable number.

77493324744 is an abundant number, since it is smaller than the sum of its proper divisors (151464227976).

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

77493324744 is a wasteful number, since it uses less digits than its factorization.

77493324744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97845130 (or 97845123 counting only the distinct ones).

The product of its digits is 14224896, while the sum is 54.

The spelling of 77493324744 in words is "seventy-seven billion, four hundred ninety-three million, three hundred twenty-four thousand, seven hundred forty-four".