65116464 has 40 divisors (see below), whose sum is σ = 192249600. Its totient is φ = 18604608.

The previous prime is 65116459. The next prime is 65116483. The reversal of 65116464 is 46461156.

It is a happy 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, 96564 + ... + 97235.

It is an arithmetic number, because the mean of its divisors is an integer number (4806240).

Almost surely, 2^65116464 is an apocalyptic number.

It is an amenable number.

65116464 is an abundant number, since it is smaller than the sum of its proper divisors (127133136).

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

65116464 is a wasteful number, since it uses less digits than its factorization.

65116464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193817 (or 193811 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 65116464 is about 8069.4773064927. The cubic root of 65116464 is about 402.3125709400.

The spelling of 65116464 in words is "sixty-five million, one hundred sixteen thousand, four hundred sixty-four".