13265366356231 has 24 divisors (see below), whose sum is σ = 14679732496352. Its totient is φ = 11977914009600.

The previous prime is 13265366356211. The next prime is 13265366356247.

13265366356231 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-13265366356231 is a prime.

It is a super-2 number, since 2×13265366356231² (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 (13265366356211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14285635 + ... + 15185851.

Almost surely, 2^{13265366356231} is an apocalyptic number.

13265366356231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13265366356231 is a deficient number, since it is larger than the sum of its proper divisors (1414366140121).

13265366356231 is a wasteful number, since it uses less digits than its factorization.

13265366356231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901063 (or 901052 counting only the distinct ones).

The product of its digits is 10497600, while the sum is 52.

The spelling of 13265366356231 in words is "thirteen trillion, two hundred sixty-five billion, three hundred sixty-six million, three hundred fifty-six thousand, two hundred thirty-one".