18368327707 has 2 divisors, whose sum is σ = 18368327708. Its totient is φ = 18368327706.

The previous prime is 18368327651. The next prime is 18368327741. The reversal of 18368327707 is 70772386381.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18368327707 - 2¹⁵ = 18368294939 is a prime.

It is not a weakly prime, because it can be changed into another prime (18368321707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9184163853 + 9184163854.

It is an arithmetic number, because the mean of its divisors is an integer number (9184163854).

Almost surely, 2^18368327707 is an apocalyptic number.

18368327707 is a deficient number, since it is larger than the sum of its proper divisors (1).

18368327707 is an equidigital number, since it uses as much as digits as its factorization.

18368327707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2370816, while the sum is 52.

The spelling of 18368327707 in words is "eighteen billion, three hundred sixty-eight million, three hundred twenty-seven thousand, seven hundred seven".