79559053594 has 4 divisors (see below), whose sum is σ = 119338580394. Its totient is φ = 39779526796.

The previous prime is 79559053579. The next prime is 79559053631. The reversal of 79559053594 is 49535095597.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49535095597 = 13 ⋅3810391969.

It can be written as a sum of positive squares in only one way, i.e., 78750390625 + 808662969 = 280625^2 + 28437^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19889763397 + ... + 19889763400.

Almost surely, 2^79559053594 is an apocalyptic number.

79559053594 is a deficient number, since it is larger than the sum of its proper divisors (39779526800).

79559053594 is a wasteful number, since it uses less digits than its factorization.

79559053594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39779526799.

The product of its (nonzero) digits is 38272500, while the sum is 61.

The spelling of 79559053594 in words is "seventy-nine billion, five hundred fifty-nine million, fifty-three thousand, five hundred ninety-four".