13884654975655 has 4 divisors (see below), whose sum is σ = 16661585970792. Its totient is φ = 11107723980520.

The previous prime is 13884654975647. The next prime is 13884654975707. The reversal of 13884654975655 is 55657945648831.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13884654975655 - 2³ = 13884654975647 is a prime.

It is a super-2 number, since 2×13884654975655² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388465497561 + ... + 1388465497570.

It is an arithmetic number, because the mean of its divisors is an integer number (4165396492698).

Almost surely, 2^{13884654975655} is an apocalyptic number.

13884654975655 is a deficient number, since it is larger than the sum of its proper divisors (2776930995137).

13884654975655 is an equidigital number, since it uses as much as digits as its factorization.

13884654975655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776930995136.

The product of its digits is 4354560000, while the sum is 76.

The spelling of 13884654975655 in words is "thirteen trillion, eight hundred eighty-four billion, six hundred fifty-four million, nine hundred seventy-five thousand, six hundred fifty-five".