79445202580 has 48 divisors (see below), whose sum is σ = 168889311360. Its totient is φ = 31389095808.

The previous prime is 79445202517. The next prime is 79445202581. The reversal of 79445202580 is 8520254497.

It is a self number, because there is not a number n which added to its sum of digits gives 79445202580.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79445202581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 475129 + ... + 620191.

It is an arithmetic number, because the mean of its divisors is an integer number (3518527320).

Almost surely, 2^79445202580 is an apocalyptic number.

It is an amenable number.

79445202580 is an abundant number, since it is smaller than the sum of its proper divisors (89444108780).

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

79445202580 is a wasteful number, since it uses less digits than its factorization.

79445202580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145408 (or 145406 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 79445202580 in words is "seventy-nine billion, four hundred forty-five million, two hundred two thousand, five hundred eighty".