79718912 has 160 divisors (see below), whose sum is σ = 206236800. Its totient is φ = 29933568.

The previous prime is 79718911. The next prime is 79718917. The reversal of 79718912 is 21981797.

Its product of digits (63504) is a multiple of the sum of its prime factors (126).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79718911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1351139 + ... + 1351197.

It is an arithmetic number, because the mean of its divisors is an integer number (1288980).

Almost surely, 2^79718912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79718912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103118400).

79718912 is an abundant number, since it is smaller than the sum of its proper divisors (126517888).

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

79718912 is a wasteful number, since it uses less digits than its factorization.

79718912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 110 counting only the distinct ones).

The product of its digits is 63504, while the sum is 44.

The square root of 79718912 is about 8928.5447862460. The cubic root of 79718912 is about 430.3816910165.

The spelling of 79718912 in words is "seventy-nine million, seven hundred eighteen thousand, nine hundred twelve".