50915964959 has 2 divisors, whose sum is σ = 50915964960. Its totient is φ = 50915964958.

The previous prime is 50915964949. The next prime is 50915965019. The reversal of 50915964959 is 95946951905.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50915964959 - 2⁴ = 50915964943 is a prime.

It is a super-2 number, since 2×50915964959² (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 (50915964949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25457982479 + 25457982480.

It is an arithmetic number, because the mean of its divisors is an integer number (25457982480).

Almost surely, 2^50915964959 is an apocalyptic number.

50915964959 is a deficient number, since it is larger than the sum of its proper divisors (1).

50915964959 is an equidigital number, since it uses as much as digits as its factorization.

50915964959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19683000, while the sum is 62.

The spelling of 50915964959 in words is "fifty billion, nine hundred fifteen million, nine hundred sixty-four thousand, nine hundred fifty-nine".