79863485674 has 16 divisors (see below), whose sum is σ = 136915238016. Its totient is φ = 34225606800.

The previous prime is 79863485651. The next prime is 79863485753. The reversal of 79863485674 is 47658436897.

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, 206304 + ... + 449764.

It is an arithmetic number, because the mean of its divisors is an integer number (8557202376).

Almost surely, 2^79863485674 is an apocalyptic number.

79863485674 is a deficient number, since it is larger than the sum of its proper divisors (57051752342).

79863485674 is a wasteful number, since it uses less digits than its factorization.

79863485674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266901.

The product of its digits is 243855360, while the sum is 67.

The spelling of 79863485674 in words is "seventy-nine billion, eight hundred sixty-three million, four hundred eighty-five thousand, six hundred seventy-four".