50715979 has 2 divisors, whose sum is σ = 50715980. Its totient is φ = 50715978.

The previous prime is 50715971. The next prime is 50716007. The reversal of 50715979 is 97951705.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50715979 - 2³ = 50715971 is a prime.

It is a super-2 number, since 2×50715979² = 5144221051856882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50715971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25357989 + 25357990.

It is an arithmetic number, because the mean of its divisors is an integer number (25357990).

Almost surely, 2^50715979 is an apocalyptic number.

50715979 is a deficient number, since it is larger than the sum of its proper divisors (1).

50715979 is an equidigital number, since it uses as much as digits as its factorization.

50715979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 99225, while the sum is 43.

The square root of 50715979 is about 7121.5152179856. The cubic root of 50715979 is about 370.1532819979.

The spelling of 50715979 in words is "fifty million, seven hundred fifteen thousand, nine hundred seventy-nine".