50055109957 has 2 divisors, whose sum is σ = 50055109958. Its totient is φ = 50055109956.

The previous prime is 50055109903. The next prime is 50055109963. The reversal of 50055109957 is 75990155005.

50055109957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49983097761 + 72012196 = 223569^2 + 8486^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50055109957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50055109057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25027554978 + 25027554979.

It is an arithmetic number, because the mean of its divisors is an integer number (25027554979).

Almost surely, 2^50055109957 is an apocalyptic number.

It is an amenable number.

50055109957 is a deficient number, since it is larger than the sum of its proper divisors (1).

50055109957 is an equidigital number, since it uses as much as digits as its factorization.

50055109957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 354375, while the sum is 46.

The spelling of 50055109957 in words is "fifty billion, fifty-five million, one hundred nine thousand, nine hundred fifty-seven".