79579328253 has 4 divisors (see below), whose sum is σ = 106105771008. Its totient is φ = 53052885500.

The previous prime is 79579328209. The next prime is 79579328261. The reversal of 79579328253 is 35282397597.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 79579328253 - 2⁹ = 79579327741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79579328273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13263221373 + ... + 13263221378.

It is an arithmetic number, because the mean of its divisors is an integer number (26526442752).

Almost surely, 2^79579328253 is an apocalyptic number.

It is an amenable number.

79579328253 is a deficient number, since it is larger than the sum of its proper divisors (26526442755).

79579328253 is a wasteful number, since it uses less digits than its factorization.

79579328253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26526442754.

The product of its digits is 28576800, while the sum is 60.

The spelling of 79579328253 in words is "seventy-nine billion, five hundred seventy-nine million, three hundred twenty-eight thousand, two hundred fifty-three".