49516210831 has 2 divisors, whose sum is σ = 49516210832. Its totient is φ = 49516210830.

The previous prime is 49516210771. The next prime is 49516210987. The reversal of 49516210831 is 13801261594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49516210831 - 2¹¹ = 49516208783 is a prime.

It is a super-2 number, since 2×49516210831² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49519210831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24758105415 + 24758105416.

It is an arithmetic number, because the mean of its divisors is an integer number (24758105416).

Almost surely, 2^49516210831 is an apocalyptic number.

49516210831 is a deficient number, since it is larger than the sum of its proper divisors (1).

49516210831 is an equidigital number, since it uses as much as digits as its factorization.

49516210831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 40.

The spelling of 49516210831 in words is "forty-nine billion, five hundred sixteen million, two hundred ten thousand, eight hundred thirty-one".