13986599412 has 24 divisors (see below), whose sum is σ = 32689717312. Its totient is φ = 4654440000.

The previous prime is 13986599401. The next prime is 13986599423. The reversal of 13986599412 is 21499568931.

It is an interprime number because it is at equal distance from previous prime (13986599401) and next prime (13986599423).

It is a super-2 number, since 2×13986599412² (a number of 21 digits) contains 22 as substring.

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, 962464 + ... + 976887.

Almost surely, 2^13986599412 is an apocalyptic number.

13986599412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13986599412 is an abundant number, since it is smaller than the sum of its proper divisors (18703117900).

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

13986599412 is a wasteful number, since it uses less digits than its factorization.

13986599412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939959 (or 1939957 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 57.

The spelling of 13986599412 in words is "thirteen billion, nine hundred eighty-six million, five hundred ninety-nine thousand, four hundred twelve".