79259826373 has 20 divisors (see below), whose sum is σ = 99576972908. Its totient is φ = 62711046720.

The previous prime is 79259826337. The next prime is 79259826397. The reversal of 79259826373 is 37362895297.

It can be written as a sum of positive squares in 2 ways, for example, as 49205443329 + 30054383044 = 221823^2 + 173362^2 .

It is a de Polignac number, because none of the positive numbers 2^k-79259826373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79259826773) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1238448 + ... + 1300873.

Almost surely, 2^79259826373 is an apocalyptic number.

It is an amenable number.

79259826373 is a deficient number, since it is larger than the sum of its proper divisors (20317146535).

79259826373 is an equidigital number, since it uses as much as digits as its factorization.

79259826373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2539362 (or 2539341 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 61.

The spelling of 79259826373 in words is "seventy-nine billion, two hundred fifty-nine million, eight hundred twenty-six thousand, three hundred seventy-three".