16418788674 has 16 divisors (see below), whose sum is σ = 32841566208. Its totient is φ = 5472264752.

The previous prime is 16418788651. The next prime is 16418788723. The reversal of 16418788674 is 47688781461.

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, 111297 + ... + 212660.

It is an arithmetic number, because the mean of its divisors is an integer number (2052597888).

Almost surely, 2^16418788674 is an apocalyptic number.

16418788674 is an abundant number, since it is smaller than the sum of its proper divisors (16422777534).

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

16418788674 is a wasteful number, since it uses less digits than its factorization.

16418788674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332409.

The product of its digits is 14450688, while the sum is 60.

The spelling of 16418788674 in words is "sixteen billion, four hundred eighteen million, seven hundred eighty-eight thousand, six hundred seventy-four".