13424422442431 has 32 divisors (see below), whose sum is σ = 18068469350400. Its totient is φ = 9632319310080.

The previous prime is 13424422442363. The next prime is 13424422442479.

13424422442431 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 13424422442431 - 2¹¹ = 13424422440383 is a prime.

It is a super-2 number, since 2×13424422442431² (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 (13424422442731) 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, 15985471 + ... + 16804288.

It is an arithmetic number, because the mean of its divisors is an integer number (564639667200).

Almost surely, 2^{13424422442431} is an apocalyptic number.

13424422442431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13424422442431 is a deficient number, since it is larger than the sum of its proper divisors (4644046907969).

13424422442431 is a wasteful number, since it uses less digits than its factorization.

13424422442431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32790199.

The product of its digits is 589824, while the sum is 40.

It can be divided in two parts, 1342442 and 2442431, that added together give a palindrome (3784873).

The spelling of 13424422442431 in words is "thirteen trillion, four hundred twenty-four billion, four hundred twenty-two million, four hundred forty-two thousand, four hundred thirty-one".