38966832349 has 2 divisors, whose sum is σ = 38966832350. Its totient is φ = 38966832348.

The previous prime is 38966832343. The next prime is 38966832367. The reversal of 38966832349 is 94323866983.

It is a happy number.

38966832349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31552416900 + 7414415449 = 177630^2 + 86107^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38966832349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38966832343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19483416174 + 19483416175.

It is an arithmetic number, because the mean of its divisors is an integer number (19483416175).

Almost surely, 2^38966832349 is an apocalyptic number.

It is an amenable number.

38966832349 is a deficient number, since it is larger than the sum of its proper divisors (1).

38966832349 is an equidigital number, since it uses as much as digits as its factorization.

38966832349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40310784, while the sum is 61.

The spelling of 38966832349 in words is "thirty-eight billion, nine hundred sixty-six million, eight hundred thirty-two thousand, three hundred forty-nine".