79365056397 has 24 divisors (see below), whose sum is σ = 117163713408. Its totient is φ = 47748909120.

The previous prime is 79365056383. The next prime is 79365056501.

79365056397 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 79365056397 - 2¹⁹ = 79364532109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79365056397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79365016397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 748213 + ... + 847674.

It is an arithmetic number, because the mean of its divisors is an integer number (4881821392).

Almost surely, 2^79365056397 is an apocalyptic number.

It is an amenable number.

79365056397 is a deficient number, since it is larger than the sum of its proper divisors (37798657011).

79365056397 is a wasteful number, since it uses less digits than its factorization.

79365056397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596049 (or 1596038 counting only the distinct ones).

The product of its (nonzero) digits is 32148900, while the sum is 60.

The spelling of 79365056397 in words is "seventy-nine billion, three hundred sixty-five million, fifty-six thousand, three hundred ninety-seven".