13766434317 has 12 divisors (see below), whose sum is σ = 19889604384. Its totient is φ = 9175428360.

The previous prime is 13766434309. The next prime is 13766434321. The reversal of 13766434317 is 71343466731.

It is not a de Polignac number, because 13766434317 - 2³ = 13766434309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13766434327) 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, 142683 + ... + 218840.

It is an arithmetic number, because the mean of its divisors is an integer number (1657467032).

Almost surely, 2^13766434317 is an apocalyptic number.

It is an amenable number.

13766434317 is a deficient number, since it is larger than the sum of its proper divisors (6123170067).

13766434317 is a wasteful number, since it uses less digits than its factorization.

13766434317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365760 (or 365757 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The spelling of 13766434317 in words is "thirteen billion, seven hundred sixty-six million, four hundred thirty-four thousand, three hundred seventeen".