50766553897 has 2 divisors, whose sum is σ = 50766553898. Its totient is φ = 50766553896.

The previous prime is 50766553861. The next prime is 50766553921. The reversal of 50766553897 is 79835566705.

50766553897 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., 50267433616 + 499120281 = 224204^2 + 22341^2 .

It is a cyclic number.

It is not a de Polignac number, because 50766553897 - 2⁷ = 50766553769 is a prime.

It is not a weakly prime, because it can be changed into another prime (50766553837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25383276948 + 25383276949.

It is an arithmetic number, because the mean of its divisors is an integer number (25383276949).

Almost surely, 2^50766553897 is an apocalyptic number.

It is an amenable number.

50766553897 is a deficient number, since it is larger than the sum of its proper divisors (1).

50766553897 is an equidigital number, since it uses as much as digits as its factorization.

50766553897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628000, while the sum is 61.

The spelling of 50766553897 in words is "fifty billion, seven hundred sixty-six million, five hundred fifty-three thousand, eight hundred ninety-seven".