79759677 has 4 divisors (see below), whose sum is σ = 106346240. Its totient is φ = 53173116.

The previous prime is 79759643. The next prime is 79759697. The reversal of 79759677 is 77695797.

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 not a de Polignac number, because 79759677 - 2¹⁵ = 79726909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79759627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13293277 + ... + 13293282.

It is an arithmetic number, because the mean of its divisors is an integer number (26586560).

Almost surely, 2^79759677 is an apocalyptic number.

It is an amenable number.

79759677 is a deficient number, since it is larger than the sum of its proper divisors (26586563).

79759677 is a wasteful number, since it uses less digits than its factorization.

79759677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26586562.

The product of its digits is 5834430, while the sum is 57.

The square root of 79759677 is about 8930.8273412938. The cubic root of 79759677 is about 430.4550383963.

The spelling of 79759677 in words is "seventy-nine million, seven hundred fifty-nine thousand, six hundred seventy-seven".