386479715917 has 2 divisors, whose sum is σ = 386479715918. Its totient is φ = 386479715916.

The previous prime is 386479715911. The next prime is 386479715927. The reversal of 386479715917 is 719517974683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 386453695716 + 26020201 = 621654^2 + 5101^2 .

It is a cyclic number.

It is not a de Polignac number, because 386479715917 - 2³¹ = 384332232269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (386479715911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193239857958 + 193239857959.

It is an arithmetic number, because the mean of its divisors is an integer number (193239857959).

Almost surely, 2^386479715917 is an apocalyptic number.

It is an amenable number.

386479715917 is a deficient number, since it is larger than the sum of its proper divisors (1).

386479715917 is an equidigital number, since it uses as much as digits as its factorization.

386479715917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80015040, while the sum is 67.

The spelling of 386479715917 in words is "three hundred eighty-six billion, four hundred seventy-nine million, seven hundred fifteen thousand, nine hundred seventeen".