13634506065 has 16 divisors (see below), whose sum is σ = 21817510848. Its totient is φ = 7270969536.

The previous prime is 13634506063. The next prime is 13634506129. The reversal of 13634506065 is 56060543631.

It is a happy number.

It is not a de Polignac number, because 13634506065 - 2¹ = 13634506063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13634506063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117399 + ... + 202611.

It is an arithmetic number, because the mean of its divisors is an integer number (1363594428).

Almost surely, 2^13634506065 is an apocalyptic number.

13634506065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13634506065 is a deficient number, since it is larger than the sum of its proper divisors (8183004783).

13634506065 is a wasteful number, since it uses less digits than its factorization.

13634506065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95888.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 13634506065 in words is "thirteen billion, six hundred thirty-four million, five hundred six thousand, sixty-five".