13865884712 has 16 divisors (see below), whose sum is σ = 26327630400. Its totient is φ = 6845183280.

The previous prime is 13865884699. The next prime is 13865884723. The reversal of 13865884712 is 21748856831.

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, 10969214 + ... + 10970477.

It is an arithmetic number, because the mean of its divisors is an integer number (1645476900).

Almost surely, 2^13865884712 is an apocalyptic number.

It is an amenable number.

13865884712 is a deficient number, since it is larger than the sum of its proper divisors (12461745688).

13865884712 is a wasteful number, since it uses less digits than its factorization.

13865884712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21939776 (or 21939772 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 53.

The spelling of 13865884712 in words is "thirteen billion, eight hundred sixty-five million, eight hundred eighty-four thousand, seven hundred twelve".