79990275735480 has 128 divisors (see below), whose sum is σ = 262002179473920. Its totient is φ = 19375595143680.

The previous prime is 79990275735457. The next prime is 79990275735529. The reversal of 79990275735480 is 8453757209997.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23377692 + ... + 26580011.

It is an arithmetic number, because the mean of its divisors is an integer number (2046892027140).

Almost surely, 2^{79990275735480} is an apocalyptic number.

It is an amenable number.

79990275735480 is an abundant number, since it is smaller than the sum of its proper divisors (182011903738440).

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

79990275735480 is a wasteful number, since it uses less digits than its factorization.

79990275735480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49958941 (or 49958937 counting only the distinct ones).

The product of its (nonzero) digits is 1200225600, while the sum is 75.

The spelling of 79990275735480 in words is "seventy-nine trillion, nine hundred ninety billion, two hundred seventy-five million, seven hundred thirty-five thousand, four hundred eighty".