50645644 has 12 divisors (see below), whose sum is σ = 101291344. Its totient is φ = 21705264.

The previous prime is 50645627. The next prime is 50645671. The reversal of 50645644 is 44654605.

50645644 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 904359 + ... + 904414.

Almost surely, 2^50645644 is an apocalyptic number.

It is an amenable number.

50645644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

50645644 is a wasteful number, since it uses less digits than its factorization.

50645644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808784 (or 1808782 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 50645644 is about 7116.5752999599. The cubic root of 50645644 is about 369.9820882490.

The spelling of 50645644 in words is "fifty million, six hundred forty-five thousand, six hundred forty-four".