12945436604 has 24 divisors (see below), whose sum is σ = 22976685648. Its totient is φ = 6380760960.

The previous prime is 12945436591. The next prime is 12945436627. The reversal of 12945436604 is 40663454921.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614819 + ... + 635525.

It is an arithmetic number, because the mean of its divisors is an integer number (957361902).

Almost surely, 2^12945436604 is an apocalyptic number.

It is an amenable number.

12945436604 is a deficient number, since it is larger than the sum of its proper divisors (10031249044).

12945436604 is a wasteful number, since it uses less digits than its factorization.

12945436604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22925 (or 22923 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 12945436604 in words is "twelve billion, nine hundred forty-five million, four hundred thirty-six thousand, six hundred four".