65596416 has 88 divisors (see below), whose sum is σ = 177253824. Its totient is φ = 21565440.

The previous prime is 65596393. The next prime is 65596429. The reversal of 65596416 is 61469556.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402351 + ... + 402513.

It is an arithmetic number, because the mean of its divisors is an integer number (2014248).

Almost surely, 2^65596416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65596416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88626912).

65596416 is an abundant number, since it is smaller than the sum of its proper divisors (111657408).

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

65596416 is a wasteful number, since it uses less digits than its factorization.

65596416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317 (or 299 counting only the distinct ones).

The product of its digits is 194400, while the sum is 42.

The square root of 65596416 is about 8099.1614380749. The cubic root of 65596416 is about 403.2985901514.

The spelling of 65596416 in words is "sixty-five million, five hundred ninety-six thousand, four hundred sixteen".