74645889796 has 9 divisors (see below), whose sum is σ = 130631263399. Its totient is φ = 37322671684.

The previous prime is 74645889757. The next prime is 74645889803. The reversal of 74645889796 is 69798854647.

The square root of 74645889796 is 273214.

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, 478125 + ... + 614731.

Almost surely, 2^74645889796 is an apocalyptic number.

74645889796 is the 273214-th square number.

It is an amenable number.

74645889796 is a deficient number, since it is larger than the sum of its proper divisors (55985373603).

74645889796 is an frugal number, since it uses more digits than its factorization.

74645889796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273218 (or 136609 counting only the distinct ones).

The product of its digits is 731566080, while the sum is 73.

The spelling of 74645889796 in words is "seventy-four billion, six hundred forty-five million, eight hundred eighty-nine thousand, seven hundred ninety-six".