13918851112 has 16 divisors (see below), whose sum is σ = 26099840340. Its totient is φ = 6958893696.

The previous prime is 13918851103. The next prime is 13918851113. The reversal of 13918851112 is 21115881931.

It can be written as a sum of positive squares in 2 ways, for example, as 13528946596 + 389904516 = 116314^2 + 19746^2 .

It is not an unprimeable number, because it can be changed into a prime (13918851113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58578 + ... + 176830.

Almost surely, 2^13918851112 is an apocalyptic number.

It is an amenable number.

13918851112 is a deficient number, since it is larger than the sum of its proper divisors (12180989228).

13918851112 is a wasteful number, since it uses less digits than its factorization.

13918851112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132972 (or 132968 counting only the distinct ones).

The product of its digits is 17280, while the sum is 40.

The spelling of 13918851112 in words is "thirteen billion, nine hundred eighteen million, eight hundred fifty-one thousand, one hundred twelve".