13602378855 has 32 divisors (see below), whose sum is σ = 23443660800. Its totient is φ = 6694922880.

The previous prime is 13602378847. The next prime is 13602378913. The reversal of 13602378855 is 55887320631.

It is not a de Polignac number, because 13602378855 - 2³ = 13602378847 is a prime.

It is a super-2 number, since 2×13602378855² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1340250 + ... + 1350360.

It is an arithmetic number, because the mean of its divisors is an integer number (732614400).

Almost surely, 2^13602378855 is an apocalyptic number.

13602378855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13602378855 is a deficient number, since it is larger than the sum of its proper divisors (9841281945).

13602378855 is a wasteful number, since it uses less digits than its factorization.

13602378855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17031.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 13602378855 in words is "thirteen billion, six hundred two million, three hundred seventy-eight thousand, eight hundred fifty-five".