38152385969 has 2 divisors, whose sum is σ = 38152385970. Its totient is φ = 38152385968.

The previous prime is 38152385963. The next prime is 38152385977. The reversal of 38152385969 is 96958325183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38093280625 + 59105344 = 195175^2 + 7688^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38152385969 is a prime.

It is a super-2 number, since 2×38152385969² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38152385963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19076192984 + 19076192985.

It is an arithmetic number, because the mean of its divisors is an integer number (19076192985).

Almost surely, 2^38152385969 is an apocalyptic number.

It is an amenable number.

38152385969 is a deficient number, since it is larger than the sum of its proper divisors (1).

38152385969 is an equidigital number, since it uses as much as digits as its factorization.

38152385969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13996800, while the sum is 59.

The spelling of 38152385969 in words is "thirty-eight billion, one hundred fifty-two million, three hundred eighty-five thousand, nine hundred sixty-nine".