12766651024 has 40 divisors (see below), whose sum is σ = 26684597880. Its totient is φ = 5894473728.

The previous prime is 12766650991. The next prime is 12766651039. The reversal of 12766651024 is 42015666721.

It is a happy number.

12766651024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6184249600 + 6582401424 = 78640^2 + 81132^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428379 + ... + 457210.

It is an arithmetic number, because the mean of its divisors is an integer number (667114947).

Almost surely, 2^12766651024 is an apocalyptic number.

It is an amenable number.

12766651024 is an abundant number, since it is smaller than the sum of its proper divisors (13917946856).

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

12766651024 is a wasteful number, since it uses less digits than its factorization.

12766651024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885667 (or 885661 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 12766651024 in words is "twelve billion, seven hundred sixty-six million, six hundred fifty-one thousand, twenty-four".