13856365183884 has 96 divisors (see below), whose sum is σ = 34226475360000. Its totient is φ = 4355523277056.

The previous prime is 13856365183873. The next prime is 13856365183937. The reversal of 13856365183884 is 48838156365831.

13856365183884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13856365183884² (a number of 27 digits) contains 22 as substring.

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, 428986767 + ... + 429019065.

It is an arithmetic number, because the mean of its divisors is an integer number (356525785000).

Almost surely, 2^{13856365183884} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13856365183884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17113237680000).

13856365183884 is an abundant number, since it is smaller than the sum of its proper divisors (20370110176116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13856365183884 is a wasteful number, since it uses less digits than its factorization.

13856365183884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61047 (or 61045 counting only the distinct ones).

The product of its digits is 398131200, while the sum is 69.

The spelling of 13856365183884 in words is "thirteen trillion, eight hundred fifty-six billion, three hundred sixty-five million, one hundred eighty-three thousand, eight hundred eighty-four".