74773708704 has 72 divisors (see below), whose sum is σ = 213082047360. Its totient is φ = 24872489088.

The previous prime is 74773708693. The next prime is 74773708727. The reversal of 74773708704 is 40780737747.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×74773708704² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133062 + ... + 408965.

It is an arithmetic number, because the mean of its divisors is an integer number (2959472880).

Almost surely, 2^74773708704 is an apocalyptic number.

It is an amenable number.

74773708704 is an abundant number, since it is smaller than the sum of its proper divisors (138308338656).

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

74773708704 is a wasteful number, since it uses less digits than its factorization.

74773708704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542522 (or 542511 counting only the distinct ones).

The product of its (nonzero) digits is 6453888, while the sum is 54.

The spelling of 74773708704 in words is "seventy-four billion, seven hundred seventy-three million, seven hundred eight thousand, seven hundred four".