13462444426431 has 128 divisors (see below), whose sum is σ = 24756803076096. Its totient is φ = 6279817351680.

The previous prime is 13462444426411. The next prime is 13462444426447.

13462444426431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 13462444426431 - 2¹³ = 13462444418239 is a prime.

It is a super-2 number, since 2×13462444426431² (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 (13462444426411) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 831879966 + ... + 831896148.

It is an arithmetic number, because the mean of its divisors is an integer number (193412524032).

Almost surely, 2^{13462444426431} is an apocalyptic number.

13462444426431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13462444426431 is a deficient number, since it is larger than the sum of its proper divisors (11294358649665).

13462444426431 is a wasteful number, since it uses less digits than its factorization.

13462444426431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23741.

The product of its digits is 5308416, while the sum is 48.

The spelling of 13462444426431 in words is "thirteen trillion, four hundred sixty-two billion, four hundred forty-four million, four hundred twenty-six thousand, four hundred thirty-one".