13122532530544 has 40 divisors (see below), whose sum is σ = 25687725086720. Its totient is φ = 6493762872000.

The previous prime is 13122532530533. The next prime is 13122532530557. The reversal of 13122532530544 is 44503523522131.

It is a junction number, because it is equal to n+sod(n) for n = 13122532530497 and 13122532530506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9366504 + ... + 10675975.

It is an arithmetic number, because the mean of its divisors is an integer number (642193127168).

Almost surely, 2^{13122532530544} is an apocalyptic number.

It is an amenable number.

13122532530544 is a deficient number, since it is larger than the sum of its proper divisors (12565192556176).

13122532530544 is a wasteful number, since it uses less digits than its factorization.

13122532530544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20042909 (or 20042903 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 13122532530544 in words is "thirteen trillion, one hundred twenty-two billion, five hundred thirty-two million, five hundred thirty thousand, five hundred forty-four".