12650840264 has 32 divisors (see below), whose sum is σ = 24334603200. Its totient is φ = 6163552320.

The previous prime is 12650840261. The next prime is 12650840287. The reversal of 12650840264 is 46204805621.

It is not an unprimeable number, because it can be changed into a prime (12650840261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68924 + ... + 173355.

It is an arithmetic number, because the mean of its divisors is an integer number (760456350).

Almost surely, 2^12650840264 is an apocalyptic number.

It is an amenable number.

12650840264 is a deficient number, since it is larger than the sum of its proper divisors (11683762936).

12650840264 is a wasteful number, since it uses less digits than its factorization.

12650840264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242453 (or 242449 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The spelling of 12650840264 in words is "twelve billion, six hundred fifty million, eight hundred forty thousand, two hundred sixty-four".