12636366688 has 48 divisors (see below), whose sum is σ = 27872997264. Its totient is φ = 5588559360.

The previous prime is 12636366619. The next prime is 12636366697. The reversal of 12636366688 is 88666363621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472095 + ... + 498142.

It is an arithmetic number, because the mean of its divisors is an integer number (580687443).

Almost surely, 2^12636366688 is an apocalyptic number.

It is an amenable number.

12636366688 is an abundant number, since it is smaller than the sum of its proper divisors (15236630576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12636366688 is a wasteful number, since it uses less digits than its factorization.

12636366688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970295 (or 970287 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 55.

The spelling of 12636366688 in words is "twelve billion, six hundred thirty-six million, three hundred sixty-six thousand, six hundred eighty-eight".