38336857969 has 2 divisors, whose sum is σ = 38336857970. Its totient is φ = 38336857968.

The previous prime is 38336857847. The next prime is 38336857987. The reversal of 38336857969 is 96975863383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36936227344 + 1400630625 = 192188^2 + 37425^2 .

It is a cyclic number.

It is not a de Polignac number, because 38336857969 - 2¹³ = 38336849777 is a prime.

It is a super-2 number, since 2×38336857969² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38336657969) 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, 19168428984 + 19168428985.

It is an arithmetic number, because the mean of its divisors is an integer number (19168428985).

Almost surely, 2^38336857969 is an apocalyptic number.

It is an amenable number.

38336857969 is a deficient number, since it is larger than the sum of its proper divisors (1).

38336857969 is an equidigital number, since it uses as much as digits as its factorization.

38336857969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 176359680, while the sum is 67.

The spelling of 38336857969 in words is "thirty-eight billion, three hundred thirty-six million, eight hundred fifty-seven thousand, nine hundred sixty-nine".