74459359388 has 24 divisors (see below), whose sum is σ = 137504083920. Its totient is φ = 35182252800.

The previous prime is 74459359379. The next prime is 74459359399. The reversal of 74459359388 is 88395395447.

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, 1191131 + ... + 1252082.

It is an arithmetic number, because the mean of its divisors is an integer number (5729336830).

Almost surely, 2^74459359388 is an apocalyptic number.

It is an amenable number.

74459359388 is a deficient number, since it is larger than the sum of its proper divisors (63044724532).

74459359388 is a wasteful number, since it uses less digits than its factorization.

74459359388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443637 (or 2443635 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 65.

The spelling of 74459359388 in words is "seventy-four billion, four hundred fifty-nine million, three hundred fifty-nine thousand, three hundred eighty-eight".