79023275731 has 4 divisors (see below), whose sum is σ = 82459070352. Its totient is φ = 75587481112.

The previous prime is 79023275629. The next prime is 79023275741. The reversal of 79023275731 is 13757232097.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 79023275731 - 2²⁵ = 78989721299 is a prime.

It is a super-2 number, since 2×79023275731² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79023275741) 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, 1717897276 + ... + 1717897321.

It is an arithmetic number, because the mean of its divisors is an integer number (20614767588).

Almost surely, 2^79023275731 is an apocalyptic number.

79023275731 is a deficient number, since it is larger than the sum of its proper divisors (3435794621).

79023275731 is a wasteful number, since it uses less digits than its factorization.

79023275731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3435794620.

The product of its (nonzero) digits is 555660, while the sum is 46.

The spelling of 79023275731 in words is "seventy-nine billion, twenty-three million, two hundred seventy-five thousand, seven hundred thirty-one".