65608016874 has 16 divisors (see below), whose sum is σ = 133440035040. Its totient is φ = 21498672080.

The previous prime is 65608016867. The next prime is 65608016951. The reversal of 65608016874 is 47861080656.

It is a Curzon number.

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, 92666337 + ... + 92667044.

It is an arithmetic number, because the mean of its divisors is an integer number (8340002190).

Almost surely, 2^65608016874 is an apocalyptic number.

65608016874 is an abundant number, since it is smaller than the sum of its proper divisors (67832018166).

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

65608016874 is a wasteful number, since it uses less digits than its factorization.

65608016874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185333445.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 65608016874 in words is "sixty-five billion, six hundred eight million, sixteen thousand, eight hundred seventy-four".