13911847412 has 12 divisors (see below), whose sum is σ = 25003726020. Its totient is φ = 6767925696.

The previous prime is 13911847399. The next prime is 13911847421. The reversal of 13911847412 is 21474811931.

It can be written as a sum of positive squares in 2 ways, for example, as 6238788196 + 7673059216 = 78986^2 + 87596^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13911847412.

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, 46999337 + ... + 46999632.

It is an arithmetic number, because the mean of its divisors is an integer number (2083643835).

Almost surely, 2^13911847412 is an apocalyptic number.

It is an amenable number.

13911847412 is a deficient number, since it is larger than the sum of its proper divisors (11091878608).

13911847412 is a wasteful number, since it uses less digits than its factorization.

13911847412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93999010 (or 93999008 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The spelling of 13911847412 in words is "thirteen billion, nine hundred eleven million, eight hundred forty-seven thousand, four hundred twelve".