50212532521 has 2 divisors, whose sum is σ = 50212532522. Its totient is φ = 50212532520.

The previous prime is 50212532519. The next prime is 50212532527. The reversal of 50212532521 is 12523521205.

50212532521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30769018921 + 19443513600 = 175411^2 + 139440^2 .

It is a cyclic number.

It is not a de Polignac number, because 50212532521 - 2¹ = 50212532519 is a prime.

Together with 50212532519, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 50212532521.

It is not a weakly prime, because it can be changed into another prime (50212532527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25106266260 + 25106266261.

It is an arithmetic number, because the mean of its divisors is an integer number (25106266261).

Almost surely, 2^50212532521 is an apocalyptic number.

It is an amenable number.

50212532521 is a deficient number, since it is larger than the sum of its proper divisors (1).

50212532521 is an equidigital number, since it uses as much as digits as its factorization.

50212532521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 50212532521 in words is "fifty billion, two hundred twelve million, five hundred thirty-two thousand, five hundred twenty-one".