79551156 has 24 divisors (see below), whose sum is σ = 185849440. Its totient is φ = 26484192.

The previous prime is 79551151. The next prime is 79551163. The reversal of 79551156 is 65115597.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79551151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7230 + ... + 14538.

Almost surely, 2^79551156 is an apocalyptic number.

It is an amenable number.

79551156 is an abundant number, since it is smaller than the sum of its proper divisors (106298284).

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

79551156 is a wasteful number, since it uses less digits than its factorization.

79551156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8223 (or 8221 counting only the distinct ones).

The product of its digits is 47250, while the sum is 39.

The square root of 79551156 is about 8919.1454747638. The cubic root of 79551156 is about 430.0795886573.

The spelling of 79551156 in words is "seventy-nine million, five hundred fifty-one thousand, one hundred fifty-six".