12752138372 has 6 divisors (see below), whose sum is σ = 22316242158. Its totient is φ = 6376069184.

The previous prime is 12752138359. The next prime is 12752138383. The reversal of 12752138372 is 27383125721.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7980920896 + 4771217476 = 89336^2 + 69074^2 .

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 as a sum of consecutive naturals, namely, 1594017293 + ... + 1594017300.

It is an arithmetic number, because the mean of its divisors is an integer number (3719373693).

Almost surely, 2^12752138372 is an apocalyptic number.

It is an amenable number.

12752138372 is a deficient number, since it is larger than the sum of its proper divisors (9564103786).

12752138372 is a wasteful number, since it uses less digits than its factorization.

12752138372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3188034597 (or 3188034595 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The spelling of 12752138372 in words is "twelve billion, seven hundred fifty-two million, one hundred thirty-eight thousand, three hundred seventy-two".