50881653 has 12 divisors (see below), whose sum is σ = 74531808. Its totient is φ = 33442920.

The previous prime is 50881637. The next prime is 50881669. The reversal of 50881653 is 35618805.

It is an interprime number because it is at equal distance from previous prime (50881637) and next prime (50881669).

It is not a de Polignac number, because 50881653 - 2⁴ = 50881637 is a prime.

It is a super-2 number, since 2×50881653² = 5177885224024818, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50881613) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 39175 + ... + 40452.

It is an arithmetic number, because the mean of its divisors is an integer number (6210984).

Almost surely, 2^50881653 is an apocalyptic number.

It is an amenable number.

50881653 is a deficient number, since it is larger than the sum of its proper divisors (23650155).

50881653 is a wasteful number, since it uses less digits than its factorization.

50881653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79704 (or 79701 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 50881653 is about 7133.1376686561. The cubic root of 50881653 is about 370.5559040799. Note that the first 3 decimals are identical.

The spelling of 50881653 in words is "fifty million, eight hundred eighty-one thousand, six hundred fifty-three".