79519580434 has 16 divisors (see below), whose sum is σ = 136328087808. Its totient is φ = 34077618432.

The previous prime is 79519580431. The next prime is 79519580447. The reversal of 79519580434 is 43408591597.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (79519580431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51319 + ... + 402085.

It is an arithmetic number, because the mean of its divisors is an integer number (8520505488).

Almost surely, 2^79519580434 is an apocalyptic number.

79519580434 is a deficient number, since it is larger than the sum of its proper divisors (56808507374).

79519580434 is a wasteful number, since it uses less digits than its factorization.

79519580434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366969.

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 79519580434 in words is "seventy-nine billion, five hundred nineteen million, five hundred eighty thousand, four hundred thirty-four".