13864472555 has 8 divisors (see below), whose sum is σ = 16659234144. Its totient is φ = 11077000000.

The previous prime is 13864472543. The next prime is 13864472561. The reversal of 13864472555 is 55527446831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13864472555 - 2⁶ = 13864472491 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1818071 + ... + 1825680.

It is an arithmetic number, because the mean of its divisors is an integer number (2082404268).

Almost surely, 2^13864472555 is an apocalyptic number.

13864472555 is a deficient number, since it is larger than the sum of its proper divisors (2794761589).

13864472555 is an equidigital number, since it uses as much as digits as its factorization.

13864472555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3644517.

The product of its digits is 4032000, while the sum is 50.

The spelling of 13864472555 in words is "thirteen billion, eight hundred sixty-four million, four hundred seventy-two thousand, five hundred fifty-five".