74772714916 has 27 divisors (see below), whose sum is σ = 133741552609. Its totient is φ = 36578324528.

The previous prime is 74772714911. The next prime is 74772714917. The reversal of 74772714916 is 61941727747.

The square root of 74772714916 is 273446.

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

It can be written as a sum of positive squares in only one way, i.e., 64844585316 + 9928129600 = 254646^2 + 99640^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74772714911) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 25702470 + ... + 25705378.

Almost surely, 2^74772714916 is an apocalyptic number.

74772714916 is the 273446-th square number.

It is an amenable number.

74772714916 is a deficient number, since it is larger than the sum of its proper divisors (58968837693).

74772714916 is an frugal number, since it uses more digits than its factorization.

74772714916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5916 (or 2958 counting only the distinct ones).

The product of its digits is 4148928, while the sum is 55.

The spelling of 74772714916 in words is "seventy-four billion, seven hundred seventy-two million, seven hundred fourteen thousand, nine hundred sixteen".