12373631894 has 16 divisors (see below), whose sum is σ = 20115494448. Its totient is φ = 5674529952.

The previous prime is 12373631887. The next prime is 12373631899. The reversal of 12373631894 is 49813637321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12373631899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1511552 + ... + 1519715.

It is an arithmetic number, because the mean of its divisors is an integer number (1257218403).

Almost surely, 2^12373631894 is an apocalyptic number.

12373631894 is a deficient number, since it is larger than the sum of its proper divisors (7741862554).

12373631894 is a wasteful number, since it uses less digits than its factorization.

12373631894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031439.

The product of its digits is 653184, while the sum is 47.

The spelling of 12373631894 in words is "twelve billion, three hundred seventy-three million, six hundred thirty-one thousand, eight hundred ninety-four".