79800044 has 12 divisors (see below), whose sum is σ = 139713168. Its totient is φ = 39882000.

The previous prime is 79800043. The next prime is 79800047. The reversal of 79800044 is 44000897.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (79800043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13094 + ... + 18194.

It is an arithmetic number, because the mean of its divisors is an integer number (11642764).

Almost surely, 2^79800044 is an apocalyptic number.

It is an amenable number.

79800044 is a deficient number, since it is larger than the sum of its proper divisors (59913124).

79800044 is a wasteful number, since it uses less digits than its factorization.

79800044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9016 (or 9014 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 79800044 is about 8933.0870364057. The cubic root of 79800044 is about 430.5276450426.

The spelling of 79800044 in words is "seventy-nine million, eight hundred thousand, forty-four".