79844544 has 84 divisors (see below), whose sum is σ = 246487696. Its totient is φ = 24565248.

The previous prime is 79844539. The next prime is 79844573. The reversal of 79844544 is 44544897.

It is a self number, because there is not a number n which added to its sum of digits gives 79844544.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2157 + ... + 12819.

Almost surely, 2^79844544 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 79844544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123243848).

79844544 is an abundant number, since it is smaller than the sum of its proper divisors (166643152).

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

79844544 is a wasteful number, since it uses less digits than its factorization.

79844544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10694 (or 10681 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 79844544 is about 8935.5774295789. The cubic root of 79844544 is about 430.6076571960.

The spelling of 79844544 in words is "seventy-nine million, eight hundred forty-four thousand, five hundred forty-four".