13667710673 has 2 divisors, whose sum is σ = 13667710674. Its totient is φ = 13667710672.

The previous prime is 13667710579. The next prime is 13667710697. The reversal of 13667710673 is 37601776631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7090987264 + 6576723409 = 84208^2 + 81097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13667710673 is a prime.

It is a super-2 number, since 2×13667710673² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13667710073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6833855336 + 6833855337.

It is an arithmetic number, because the mean of its divisors is an integer number (6833855337).

Almost surely, 2^13667710673 is an apocalyptic number.

It is an amenable number.

13667710673 is a deficient number, since it is larger than the sum of its proper divisors (1).

13667710673 is an equidigital number, since it uses as much as digits as its factorization.

13667710673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 666792, while the sum is 47.

The spelling of 13667710673 in words is "thirteen billion, six hundred sixty-seven million, seven hundred ten thousand, six hundred seventy-three".