13055502790503 has 32 divisors (see below), whose sum is σ = 19614377387520. Its totient is φ = 8580873188160.

The previous prime is 13055502790501. The next prime is 13055502790537. The reversal of 13055502790503 is 30509720555031.

13055502790503 is a `hidden beast` number, since 1 + 3 + 0 + 5 + 5 + 50 + 2 + 7 + 90 + 503 = 666.

It is not a de Polignac number, because 13055502790503 - 2¹ = 13055502790501 is a prime.

It is a super-2 number, since 2×13055502790503² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13055502790501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147597376 + ... + 147685802.

It is an arithmetic number, because the mean of its divisors is an integer number (612949293360).

Almost surely, 2^{13055502790503} is an apocalyptic number.

13055502790503 is a deficient number, since it is larger than the sum of its proper divisors (6558874597017).

13055502790503 is an equidigital number, since it uses as much as digits as its factorization.

13055502790503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165524 (or 165518 counting only the distinct ones).

The product of its (nonzero) digits is 708750, while the sum is 45.

It can be divided in two parts, 130555027 and 90503, that added together give a triangular number (130645530 = T₁₆₁₆₄).

The spelling of 13055502790503 in words is "thirteen trillion, fifty-five billion, five hundred two million, seven hundred ninety thousand, five hundred three".