50525577517 has 2 divisors, whose sum is σ = 50525577518. Its totient is φ = 50525577516.

The previous prime is 50525577493. The next prime is 50525577523. The reversal of 50525577517 is 71577552505.

50525577517 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., 49482222916 + 1043354601 = 222446^2 + 32301^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50525577517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50525077517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25262788758 + 25262788759.

It is an arithmetic number, because the mean of its divisors is an integer number (25262788759).

Almost surely, 2^50525577517 is an apocalyptic number.

It is an amenable number.

50525577517 is a deficient number, since it is larger than the sum of its proper divisors (1).

50525577517 is an equidigital number, since it uses as much as digits as its factorization.

50525577517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2143750, while the sum is 49.

The spelling of 50525577517 in words is "fifty billion, five hundred twenty-five million, five hundred seventy-seven thousand, five hundred seventeen".