74504977936 has 15 divisors (see below), whose sum is σ = 144355510191. Its totient is φ = 37251943056.

The previous prime is 74504977919. The next prime is 74504977957. The reversal of 74504977936 is 63977940547.

The square root of 74504977936 is 272956.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1057705 + ... + 1125943.

Almost surely, 2^74504977936 is an apocalyptic number.

74504977936 is the 272956-th square number.

It is an amenable number.

74504977936 is a deficient number, since it is larger than the sum of its proper divisors (69850532255).

74504977936 is an frugal number, since it uses more digits than its factorization.

74504977936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136486 (or 68241 counting only the distinct ones).

The product of its (nonzero) digits is 40007520, while the sum is 61.

The spelling of 74504977936 in words is "seventy-four billion, five hundred four million, nine hundred seventy-seven thousand, nine hundred thirty-six".