79113226478 has 64 divisors (see below), whose sum is σ = 140830147584. Its totient is φ = 33132607200.

The previous prime is 79113226463. The next prime is 79113226487. The reversal of 79113226478 is 87462231197.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21834575 + ... + 21838197.

It is an arithmetic number, because the mean of its divisors is an integer number (2200471056).

Almost surely, 2^79113226478 is an apocalyptic number.

79113226478 is a deficient number, since it is larger than the sum of its proper divisors (61716921106).

79113226478 is a wasteful number, since it uses less digits than its factorization.

79113226478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4302 (or 4280 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 50.

The spelling of 79113226478 in words is "seventy-nine billion, one hundred thirteen million, two hundred twenty-six thousand, four hundred seventy-eight".