50878899 has 6 divisors (see below), whose sum is σ = 73491756. Its totient is φ = 33919260.

The previous prime is 50878879. The next prime is 50878907. The reversal of 50878899 is 99887805.

It is not a de Polignac number, because 50878899 - 2⁸ = 50878643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50878879) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2826597 + ... + 2826614.

It is an arithmetic number, because the mean of its divisors is an integer number (12248626).

Almost surely, 2^50878899 is an apocalyptic number.

50878899 is a deficient number, since it is larger than the sum of its proper divisors (22612857).

50878899 is a wasteful number, since it uses less digits than its factorization.

50878899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5653217 (or 5653214 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 54.

The square root of 50878899 is about 7132.9446233656. The cubic root of 50878899 is about 370.5492184391.

The spelling of 50878899 in words is "fifty million, eight hundred seventy-eight thousand, eight hundred ninety-nine".