74989718896 has 20 divisors (see below), whose sum is σ = 146267703000. Its totient is φ = 37243214912.

The previous prime is 74989718873. The next prime is 74989718977. The reversal of 74989718896 is 69881798947.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15725326 + ... + 15730093.

It is an arithmetic number, because the mean of its divisors is an integer number (7313385150).

Almost surely, 2^74989718896 is an apocalyptic number.

It is an amenable number.

74989718896 is a deficient number, since it is larger than the sum of its proper divisors (71277984104).

74989718896 is a wasteful number, since it uses less digits than its factorization.

74989718896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31455576 (or 31455570 counting only the distinct ones).

The product of its digits is 438939648, while the sum is 76.

The spelling of 74989718896 in words is "seventy-four billion, nine hundred eighty-nine million, seven hundred eighteen thousand, eight hundred ninety-six".