5231526520122 has 80 divisors (see below), whose sum is σ = 13398572913792. Its totient is φ = 1494561624480.

The previous prime is 5231526520111. The next prime is 5231526520151. The reversal of 5231526520122 is 2210256251325.

5231526520122 is a `hidden beast` number, since 5 + 2 + 3 + 1 + 5 + 2 + 6 + 520 + 122 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10542948 + ... + 11028000.

Almost surely, 2^{5231526520122} is an apocalyptic number.

5231526520122 is an abundant number, since it is smaller than the sum of its proper divisors (8167046393670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5231526520122 is a wasteful number, since it uses less digits than its factorization.

5231526520122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494585 (or 494576 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 5231526520122 in words is "five trillion, two hundred thirty-one billion, five hundred twenty-six million, five hundred twenty thousand, one hundred twenty-two".