13897953635 has 8 divisors (see below), whose sum is σ = 17215529856. Its totient is φ = 10759705920.

The previous prime is 13897953623. The next prime is 13897953647. The reversal of 13897953635 is 53635979831.

It is an interprime number because it is at equal distance from previous prime (13897953623) and next prime (13897953647).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13897953635 - 2⁶ = 13897953571 is a prime.

It is a Duffinian 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, 44831954 + ... + 44832263.

It is an arithmetic number, because the mean of its divisors is an integer number (2151941232).

Almost surely, 2^13897953635 is an apocalyptic number.

13897953635 is a deficient number, since it is larger than the sum of its proper divisors (3317576221).

13897953635 is an equidigital number, since it uses as much as digits as its factorization.

13897953635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89664253.

The product of its digits is 18370800, while the sum is 59.

The spelling of 13897953635 in words is "thirteen billion, eight hundred ninety-seven million, nine hundred fifty-three thousand, six hundred thirty-five".