13964590065 has 8 divisors (see below), whose sum is σ = 22343344128. Its totient is φ = 7447781360.

The previous prime is 13964590063. The next prime is 13964590111. The reversal of 13964590065 is 56009546931.

It is a happy number.

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

It is not a de Polignac number, because 13964590065 - 2¹ = 13964590063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13964589996 and 13964590023.

It is not an unprimeable number, because it can be changed into a prime (13964590063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465486321 + ... + 465486350.

It is an arithmetic number, because the mean of its divisors is an integer number (2792918016).

Almost surely, 2^13964590065 is an apocalyptic number.

13964590065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13964590065 is a deficient number, since it is larger than the sum of its proper divisors (8378754063).

13964590065 is an equidigital number, since it uses as much as digits as its factorization.

13964590065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930972679.

The product of its (nonzero) digits is 874800, while the sum is 48.

The spelling of 13964590065 in words is "thirteen billion, nine hundred sixty-four million, five hundred ninety thousand, sixty-five".