74918258944 has 27 divisors (see below), whose sum is σ = 149552610627. Its totient is φ = 37456939776.

The previous prime is 74918258881. The next prime is 74918258957. The reversal of 74918258944 is 44985281947.

The square root of 74918258944 is 273712.

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

It is a super-2 number, since 2×74918258944² (a number of 23 digits) contains 22 as substring.

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, 4370839 + ... + 4387945.

Almost surely, 2^74918258944 is an apocalyptic number.

74918258944 is the 273712-nd square number.

It is an amenable number.

74918258944 is a deficient number, since it is larger than the sum of its proper divisors (74634351683).

74918258944 is an frugal number, since it uses more digits than its factorization.

74918258944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34230 (or 17109 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 61.

The spelling of 74918258944 in words is "seventy-four billion, nine hundred eighteen million, two hundred fifty-eight thousand, nine hundred forty-four".