79550012 has 12 divisors (see below), whose sum is σ = 140276136. Its totient is φ = 39471120.

The previous prime is 79549973. The next prime is 79550027. The reversal of 79550012 is 21005597.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75383 + ... + 76430.

It is an arithmetic number, because the mean of its divisors is an integer number (11689678).

Almost surely, 2^79550012 is an apocalyptic number.

It is an amenable number.

79550012 is a deficient number, since it is larger than the sum of its proper divisors (60726124).

79550012 is a wasteful number, since it uses less digits than its factorization.

79550012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151948 (or 151946 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 79550012 is about 8919.0813428290. The cubic root of 79550012 is about 430.0775270346.

The spelling of 79550012 in words is "seventy-nine million, five hundred fifty thousand, twelve".