38675772685969 has 2 divisors, whose sum is σ = 38675772685970. Its totient is φ = 38675772685968.

The previous prime is 38675772685937. The next prime is 38675772685973. The reversal of 38675772685969 is 96958627757683.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31913630116225 + 6762142569744 = 5649215^2 + 2600412^2 .

It is a cyclic number.

It is not a de Polignac number, because 38675772685969 - 2⁵ = 38675772685937 is a prime.

It is a super-2 number, since 2×38675772685969² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38675772685969.

It is not a weakly prime, because it can be changed into another prime (38675772680969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19337886342984 + 19337886342985.

It is an arithmetic number, because the mean of its divisors is an integer number (19337886342985).

Almost surely, 2^{38675772685969} is an apocalyptic number.

It is an amenable number.

38675772685969 is a deficient number, since it is larger than the sum of its proper divisors (1).

38675772685969 is an equidigital number, since it uses as much as digits as its factorization.

38675772685969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57610828800, while the sum is 88.

The spelling of 38675772685969 in words is "thirty-eight trillion, six hundred seventy-five billion, seven hundred seventy-two million, six hundred eighty-five thousand, nine hundred sixty-nine".