79059687834 has 16 divisors (see below), whose sum is σ = 158127120288. Its totient is φ = 26351938512.

The previous prime is 79059687821. The next prime is 79059687851. The reversal of 79059687834 is 43878695097.

It is a super-2 number, since 2×79059687834² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185497 + ... + 438780.

It is an arithmetic number, because the mean of its divisors is an integer number (9882945018).

Almost surely, 2^79059687834 is an apocalyptic number.

79059687834 is an abundant number, since it is smaller than the sum of its proper divisors (79067432454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79059687834 is a wasteful number, since it uses less digits than its factorization.

79059687834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645389.

The product of its (nonzero) digits is 91445760, while the sum is 66.

The spelling of 79059687834 in words is "seventy-nine billion, fifty-nine million, six hundred eighty-seven thousand, eight hundred thirty-four".