50510615500979 has 2 divisors, whose sum is σ = 50510615500980. Its totient is φ = 50510615500978.

The previous prime is 50510615500967. The next prime is 50510615500997. The reversal of 50510615500979 is 97900551601505.

Together with next prime (50510615500997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50510615500979 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50510615500979.

It is not a weakly prime, because it can be changed into another prime (50510615500909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255307750489 + 25255307750490.

It is an arithmetic number, because the mean of its divisors is an integer number (25255307750490).

Almost surely, 2^{50510615500979} is an apocalyptic number.

50510615500979 is a deficient number, since it is larger than the sum of its proper divisors (1).

50510615500979 is an equidigital number, since it uses as much as digits as its factorization.

50510615500979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2126250, while the sum is 53.

The spelling of 50510615500979 in words is "fifty trillion, five hundred ten billion, six hundred fifteen million, five hundred thousand, nine hundred seventy-nine".