50909577 has 32 divisors (see below), whose sum is σ = 74680704. Its totient is φ = 30720000.

The previous prime is 50909567. The next prime is 50909581. The reversal of 50909577 is 77590905.

It is a happy number.

It is not a de Polignac number, because 50909577 - 2¹⁰ = 50908553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50909527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202702 + ... + 202952.

It is an arithmetic number, because the mean of its divisors is an integer number (2333772).

Almost surely, 2^50909577 is an apocalyptic number.

It is an amenable number.

50909577 is a deficient number, since it is larger than the sum of its proper divisors (23771127).

50909577 is a wasteful number, since it uses less digits than its factorization.

50909577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409.

The product of its (nonzero) digits is 99225, while the sum is 42.

The square root of 50909577 is about 7135.0947435896. The cubic root of 50909577 is about 370.6236790711.

The spelling of 50909577 in words is "fifty million, nine hundred nine thousand, five hundred seventy-seven".