12651400264 has 16 divisors (see below), whose sum is σ = 23723280000. Its totient is φ = 6325192272.

The previous prime is 12651400193. The next prime is 12651400277. The reversal of 12651400264 is 46200415621.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55509 + ... + 168475.

It is an arithmetic number, because the mean of its divisors is an integer number (1482705000).

Almost surely, 2^12651400264 is an apocalyptic number.

It is an amenable number.

12651400264 is a deficient number, since it is larger than the sum of its proper divisors (11071879736).

12651400264 is a wasteful number, since it uses less digits than its factorization.

12651400264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126972 (or 126968 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 12651400264 its reverse (46200415621), we get a palindrome (58851815885).

The spelling of 12651400264 in words is "twelve billion, six hundred fifty-one million, four hundred thousand, two hundred sixty-four".