12751414864 has 10 divisors (see below), whose sum is σ = 24705866330. Its totient is φ = 6375707424.

The previous prime is 12751414831. The next prime is 12751414867. The reversal of 12751414864 is 46841415721.

It can be written as a sum of positive squares in only one way, i.e., 10408080400 + 2343334464 = 102020^2 + 48408^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12751414864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12751414867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398481699 + ... + 398481730.

It is an arithmetic number, because the mean of its divisors is an integer number (2470586633).

Almost surely, 2^12751414864 is an apocalyptic number.

It is an amenable number.

12751414864 is a deficient number, since it is larger than the sum of its proper divisors (11954451466).

12751414864 is an equidigital number, since it uses as much as digits as its factorization.

12751414864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796963437 (or 796963431 counting only the distinct ones).

The product of its digits is 215040, while the sum is 43.

The spelling of 12751414864 in words is "twelve billion, seven hundred fifty-one million, four hundred fourteen thousand, eight hundred sixty-four".