13636165641 has 128 divisors (see below), whose sum is σ = 23102226432. Its totient is φ = 6985440000.

The previous prime is 13636165607. The next prime is 13636165657. The reversal of 13636165641 is 14656163631.

It is not a de Polignac number, because 13636165641 - 2⁷ = 13636165513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13636165593 and 13636165602.

It is not an unprimeable number, because it can be changed into a prime (13636145641) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 107371320 + ... + 107371446.

It is an arithmetic number, because the mean of its divisors is an integer number (180486144).

Almost surely, 2^13636165641 is an apocalyptic number.

It is an amenable number.

13636165641 is a deficient number, since it is larger than the sum of its proper divisors (9466060791).

13636165641 is a wasteful number, since it uses less digits than its factorization.

13636165641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363.

The product of its digits is 233280, while the sum is 42.

The spelling of 13636165641 in words is "thirteen billion, six hundred thirty-six million, one hundred sixty-five thousand, six hundred forty-one".