65155056 has 40 divisors (see below), whose sum is σ = 173750784. Its totient is φ = 21017280.

The previous prime is 65155043. The next prime is 65155093. The reversal of 65155056 is 65055156.

It is a congruent 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, 20406 + ... + 23381.

Almost surely, 2^65155056 is an apocalyptic number.

It is an amenable number.

65155056 is an abundant number, since it is smaller than the sum of its proper divisors (108595728).

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

65155056 is a wasteful number, since it uses less digits than its factorization.

65155056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43829 (or 43823 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 65155056 is about 8071.8681852468. The cubic root of 65155056 is about 402.3920335908.

The spelling of 65155056 in words is "sixty-five million, one hundred fifty-five thousand, fifty-six".