50615212979 has 2 divisors, whose sum is σ = 50615212980. Its totient is φ = 50615212978.

The previous prime is 50615212919. The next prime is 50615213027. The reversal of 50615212979 is 97921251605.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50615212979 - 2⁸ = 50615212723 is a prime.

It is not a weakly prime, because it can be changed into another prime (50615212919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25307606489 + 25307606490.

It is an arithmetic number, because the mean of its divisors is an integer number (25307606490).

Almost surely, 2^50615212979 is an apocalyptic number.

50615212979 is a deficient number, since it is larger than the sum of its proper divisors (1).

50615212979 is an equidigital number, since it uses as much as digits as its factorization.

50615212979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 47.

The spelling of 50615212979 in words is "fifty billion, six hundred fifteen million, two hundred twelve thousand, nine hundred seventy-nine".