13636165601 has 4 divisors (see below), whose sum is σ = 13926296832. Its totient is φ = 13346034372.

The previous prime is 13636165591. The next prime is 13636165607. The reversal of 13636165601 is 10656163631.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10656163631 = 163 ⋅65375237.

It is a cyclic number.

It is not a de Polignac number, because 13636165601 - 2¹⁴ = 13636149217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13636165607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145065545 + ... + 145065638.

It is an arithmetic number, because the mean of its divisors is an integer number (3481574208).

Almost surely, 2^13636165601 is an apocalyptic number.

It is an amenable number.

13636165601 is a deficient number, since it is larger than the sum of its proper divisors (290131231).

13636165601 is an equidigital number, since it uses as much as digits as its factorization.

13636165601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290131230.

The product of its (nonzero) digits is 58320, while the sum is 38.

The spelling of 13636165601 in words is "thirteen billion, six hundred thirty-six million, one hundred sixty-five thousand, six hundred one".