13856316655 has 8 divisors (see below), whose sum is σ = 16630341984. Its totient is φ = 11083212000.

The previous prime is 13856316647. The next prime is 13856316671. The reversal of 13856316655 is 55661365831.

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

It is not a de Polignac number, because 13856316655 - 2³ = 13856316647 is a prime.

It is a super-3 number, since 3×13856316655³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13856316599 and 13856316608.

It is a congruent 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, 196611 + ... + 257620.

It is an arithmetic number, because the mean of its divisors is an integer number (2078792748).

Almost surely, 2^13856316655 is an apocalyptic number.

13856316655 is a deficient number, since it is larger than the sum of its proper divisors (2774025329).

13856316655 is an equidigital number, since it uses as much as digits as its factorization.

13856316655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460337.

The product of its digits is 1944000, while the sum is 49.

The spelling of 13856316655 in words is "thirteen billion, eight hundred fifty-six million, three hundred sixteen thousand, six hundred fifty-five".