13975259136 has 96 divisors (see below), whose sum is σ = 37456473600. Its totient is φ = 4633640960.

The previous prime is 13975259113. The next prime is 13975259153. The reversal of 13975259136 is 63195257931.

It is a tau number, because it is divible by the number of its divisors (96).

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, 1167550 + ... + 1179458.

It is an arithmetic number, because the mean of its divisors is an integer number (390171600).

Almost surely, 2^13975259136 is an apocalyptic number.

13975259136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13975259136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18728236800).

13975259136 is an abundant number, since it is smaller than the sum of its proper divisors (23481214464).

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

13975259136 is a wasteful number, since it uses less digits than its factorization.

13975259136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12125 (or 12105 counting only the distinct ones).

The product of its digits is 1530900, while the sum is 51.

The spelling of 13975259136 in words is "thirteen billion, nine hundred seventy-five million, two hundred fifty-nine thousand, one hundred thirty-six".