38675772686597 has 2 divisors, whose sum is σ = 38675772686598. Its totient is φ = 38675772686596.

The previous prime is 38675772686563. The next prime is 38675772686659. The reversal of 38675772686597 is 79568627757683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37295619996196 + 1380152690401 = 6107014^2 + 1174799^2 .

It is a cyclic number.

It is not a de Polignac number, because 38675772686597 - 2³⁴ = 38658592817413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38675772646597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19337886343298 + 19337886343299.

It is an arithmetic number, because the mean of its divisors is an integer number (19337886343299).

Almost surely, 2^{38675772686597} is an apocalyptic number.

It is an amenable number.

38675772686597 is a deficient number, since it is larger than the sum of its proper divisors (1).

38675772686597 is an equidigital number, since it uses as much as digits as its factorization.

38675772686597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44808422400, while the sum is 86.

The spelling of 38675772686597 in words is "thirty-eight trillion, six hundred seventy-five billion, seven hundred seventy-two million, six hundred eighty-six thousand, five hundred ninety-seven".