50322132521 has 4 divisors (see below), whose sum is σ = 52057378500. Its totient is φ = 48586886544.

The previous prime is 50322132467. The next prime is 50322132551. The reversal of 50322132521 is 12523122305.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30884196121 + 19437936400 = 175739^2 + 139420^2 .

It is a cyclic number.

It is not a de Polignac number, because 50322132521 - 2²⁶ = 50255023657 is a prime.

It is a super-2 number, since 2×50322132521² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50322132551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 867622946 + ... + 867623003.

It is an arithmetic number, because the mean of its divisors is an integer number (13014344625).

Almost surely, 2^50322132521 is an apocalyptic number.

It is an amenable number.

50322132521 is a deficient number, since it is larger than the sum of its proper divisors (1735245979).

50322132521 is a wasteful number, since it uses less digits than its factorization.

50322132521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735245978.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 50322132521 its reverse (12523122305), we get a palindrome (62845254826).

The spelling of 50322132521 in words is "fifty billion, three hundred twenty-two million, one hundred thirty-two thousand, five hundred twenty-one".