13805875588431 has 16 divisors (see below), whose sum is σ = 18469475781120. Its totient is φ = 9173104089120.

The previous prime is 13805875588391. The next prime is 13805875588471. The reversal of 13805875588431 is 13488557850831.

It is an interprime number because it is at equal distance from previous prime (13805875588391) and next prime (13805875588471).

It is not a de Polignac number, because 13805875588431 - 2⁹ = 13805875587919 is a prime.

It is a super-2 number, since 2×13805875588431² (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 (13805875588471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6073761 + ... + 8031333.

It is an arithmetic number, because the mean of its divisors is an integer number (1154342236320).

Almost surely, 2^{13805875588431} is an apocalyptic number.

13805875588431 is a deficient number, since it is larger than the sum of its proper divisors (4663600192689).

13805875588431 is a wasteful number, since it uses less digits than its factorization.

13805875588431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965446.

The product of its (nonzero) digits is 129024000, while the sum is 66.

The spelling of 13805875588431 in words is "thirteen trillion, eight hundred five billion, eight hundred seventy-five million, five hundred eighty-eight thousand, four hundred thirty-one".