12745669396 has 6 divisors (see below), whose sum is σ = 22304921450. Its totient is φ = 6372834696.

The previous prime is 12745669367. The next prime is 12745669411. The reversal of 12745669396 is 69396654721.

It can be written as a sum of positive squares in only one way, i.e., 11746224400 + 999444996 = 108380^2 + 31614^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12745669396.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1593208671 + ... + 1593208678.

Almost surely, 2^12745669396 is an apocalyptic number.

It is an amenable number.

12745669396 is a deficient number, since it is larger than the sum of its proper divisors (9559252054).

12745669396 is a wasteful number, since it uses less digits than its factorization.

12745669396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186417353 (or 3186417351 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 58.

The spelling of 12745669396 in words is "twelve billion, seven hundred forty-five million, six hundred sixty-nine thousand, three hundred ninety-six".