50511504331 has 2 divisors, whose sum is σ = 50511504332. Its totient is φ = 50511504330.

The previous prime is 50511504317. The next prime is 50511504343. The reversal of 50511504331 is 13340511505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50511504331 - 2⁵ = 50511504299 is a prime.

It is a super-2 number, since 2×50511504331² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50511504331.

It is not a weakly prime, because it can be changed into another prime (50511504301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255752165 + 25255752166.

It is an arithmetic number, because the mean of its divisors is an integer number (25255752166).

Almost surely, 2^50511504331 is an apocalyptic number.

50511504331 is a deficient number, since it is larger than the sum of its proper divisors (1).

50511504331 is an equidigital number, since it uses as much as digits as its factorization.

50511504331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 50511504331 in words is "fifty billion, five hundred eleven million, five hundred four thousand, three hundred thirty-one".