11523649232 has 20 divisors (see below), whose sum is σ = 22748337540. Its totient is φ = 5653110528.

The previous prime is 11523649213. The next prime is 11523649243. The reversal of 11523649232 is 23294632511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10043246656 + 1480402576 = 100216^2 + 38476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6793757 + ... + 6795452.

It is an arithmetic number, because the mean of its divisors is an integer number (1137416877).

Almost surely, 2^11523649232 is an apocalyptic number.

It is an amenable number.

11523649232 is a deficient number, since it is larger than the sum of its proper divisors (11224688308).

11523649232 is a wasteful number, since it uses less digits than its factorization.

11523649232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13589270 (or 13589264 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The spelling of 11523649232 in words is "eleven billion, five hundred twenty-three million, six hundred forty-nine thousand, two hundred thirty-two".