79530403498 has 32 divisors (see below), whose sum is σ = 147294556416. Its totient is φ = 31362035328.

The previous prime is 79530403483. The next prime is 79530403529. The reversal of 79530403498 is 89430403597.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641086 + ... + 755017.

It is an arithmetic number, because the mean of its divisors is an integer number (4602954888).

Almost surely, 2^79530403498 is an apocalyptic number.

79530403498 is a deficient number, since it is larger than the sum of its proper divisors (67764152918).

79530403498 is a wasteful number, since it uses less digits than its factorization.

79530403498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396438.

The product of its (nonzero) digits is 3265920, while the sum is 52.

Subtracting 79530403498 from its reverse (89430403597), we obtain a palindrome (9900000099).

The spelling of 79530403498 in words is "seventy-nine billion, five hundred thirty million, four hundred three thousand, four hundred ninety-eight".