12919677237 has 12 divisors (see below), whose sum is σ = 18663386560. Its totient is φ = 8612365608.

The previous prime is 12919677227. The next prime is 12919677259. The reversal of 12919677237 is 73277691921.

It is not a de Polignac number, because 12919677237 - 2¹⁶ = 12919611701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12919677227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58308 + ... + 170994.

Almost surely, 2^12919677237 is an apocalyptic number.

It is an amenable number.

12919677237 is a deficient number, since it is larger than the sum of its proper divisors (5743709323).

12919677237 is a wasteful number, since it uses less digits than its factorization.

12919677237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125432 (or 125429 counting only the distinct ones).

The product of its digits is 2000376, while the sum is 54.

The spelling of 12919677237 in words is "twelve billion, nine hundred nineteen million, six hundred seventy-seven thousand, two hundred thirty-seven".