12763897622 has 32 divisors (see below), whose sum is σ = 22481416512. Its totient is φ = 5320249344.

The previous prime is 12763897589. The next prime is 12763897639. The reversal of 12763897622 is 22679836721.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2417978 + ... + 2423250.

It is an arithmetic number, because the mean of its divisors is an integer number (702544266).

Almost surely, 2^12763897622 is an apocalyptic number.

12763897622 is a deficient number, since it is larger than the sum of its proper divisors (9717518890).

12763897622 is a wasteful number, since it uses less digits than its factorization.

12763897622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9992.

The product of its digits is 3048192, while the sum is 53.

The spelling of 12763897622 in words is "twelve billion, seven hundred sixty-three million, eight hundred ninety-seven thousand, six hundred twenty-two".