63065916 has 36 divisors (see below), whose sum is σ = 162812832. Its totient is φ = 20574144.

The previous prime is 63065909. The next prime is 63065917. The reversal of 63065916 is 61956036.

63065916 is a `hidden beast` number, since 63 + 0 + 6 + 591 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63065917) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16945 + ... + 20328.

Almost surely, 2^63065916 is an apocalyptic number.

It is an amenable number.

63065916 is an abundant number, since it is smaller than the sum of its proper divisors (99746916).

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

63065916 is a wasteful number, since it uses less digits than its factorization.

63065916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37330 (or 37325 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 63065916 is about 7941.4051653344. The cubic root of 63065916 is about 398.0444467756.

The spelling of 63065916 in words is "sixty-three million, sixty-five thousand, nine hundred sixteen".