50169775919 has 2 divisors, whose sum is σ = 50169775920. Its totient is φ = 50169775918.

The previous prime is 50169775907. The next prime is 50169775933. The reversal of 50169775919 is 91957796105.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50169775919 is a prime.

It is a super-2 number, since 2×50169775919² (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 (50169745919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25084887959 + 25084887960.

It is an arithmetic number, because the mean of its divisors is an integer number (25084887960).

Almost surely, 2^50169775919 is an apocalyptic number.

50169775919 is a deficient number, since it is larger than the sum of its proper divisors (1).

50169775919 is an equidigital number, since it uses as much as digits as its factorization.

50169775919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5358150, while the sum is 59.

The spelling of 50169775919 in words is "fifty billion, one hundred sixty-nine million, seven hundred seventy-five thousand, nine hundred nineteen".