11529274688 has 14 divisors (see below), whose sum is σ = 22878404586. Its totient is φ = 5764637312.

The previous prime is 11529274657. The next prime is 11529274711. The reversal of 11529274688 is 88647292511.

It can be written as a sum of positive squares in only one way, i.e., 8362736704 + 3166537984 = 91448^2 + 56272^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90072395 + ... + 90072522.

Almost surely, 2^11529274688 is an apocalyptic number.

It is an amenable number.

11529274688 is a deficient number, since it is larger than the sum of its proper divisors (11349129898).

11529274688 is an equidigital number, since it uses as much as digits as its factorization.

11529274688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180144929 (or 180144919 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 53.

The spelling of 11529274688 in words is "eleven billion, five hundred twenty-nine million, two hundred seventy-four thousand, six hundred eighty-eight".