50885565 has 16 divisors (see below), whose sum is σ = 82954368. Its totient is φ = 26626496.

The previous prime is 50885563. The next prime is 50885567. The reversal of 50885565 is 56558805.

It is an interprime number because it is at equal distance from previous prime (50885563) and next prime (50885567).

It is a cyclic number.

It is not a de Polignac number, because 50885565 - 2¹ = 50885563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50885561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31209 + ... + 32798.

It is an arithmetic number, because the mean of its divisors is an integer number (5184648).

Almost surely, 2^50885565 is an apocalyptic number.

It is an amenable number.

50885565 is a deficient number, since it is larger than the sum of its proper divisors (32068803).

50885565 is a wasteful number, since it uses less digits than its factorization.

50885565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64068.

The product of its (nonzero) digits is 240000, while the sum is 42.

The square root of 50885565 is about 7133.4118765146. The cubic root of 50885565 is about 370.5654004797.

The spelling of 50885565 in words is "fifty million, eight hundred eighty-five thousand, five hundred sixty-five".