11636145625 has 80 divisors (see below), whose sum is σ = 16588889856. Its totient is φ = 8094240000.

The previous prime is 11636145593. The next prime is 11636145641. The reversal of 11636145625 is 52654163611.

It is a happy number.

It is not a de Polignac number, because 11636145625 - 2⁵ = 11636145593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13267687 + ... + 13268563.

Almost surely, 2^11636145625 is an apocalyptic number.

It is an amenable number.

11636145625 is a deficient number, since it is larger than the sum of its proper divisors (4952744231).

11636145625 is an equidigital number, since it uses as much as digits as its factorization.

11636145625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004 (or 989 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The spelling of 11636145625 in words is "eleven billion, six hundred thirty-six million, one hundred forty-five thousand, six hundred twenty-five".