13556363023 has 32 divisors (see below), whose sum is σ = 16951431168. Its totient is φ = 10572249600.

The previous prime is 13556363021. The next prime is 13556363071. The reversal of 13556363023 is 32036365531.

It is a cyclic number.

It is not a de Polignac number, because 13556363023 - 2¹ = 13556363021 is a prime.

It is a super-2 number, since 2×13556363023² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13556363021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5978736 + ... + 5981002.

It is an arithmetic number, because the mean of its divisors is an integer number (529732224).

Almost surely, 2^13556363023 is an apocalyptic number.

13556363023 is a deficient number, since it is larger than the sum of its proper divisors (3395068145).

13556363023 is a wasteful number, since it uses less digits than its factorization.

13556363023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3943.

The product of its (nonzero) digits is 145800, while the sum is 37.

The spelling of 13556363023 in words is "thirteen billion, five hundred fifty-six million, three hundred sixty-three thousand, twenty-three".