33939158413 has 2 divisors, whose sum is σ = 33939158414. Its totient is φ = 33939158412.

The previous prime is 33939158389. The next prime is 33939158441. The reversal of 33939158413 is 31485193933.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26817992644 + 7121165769 = 163762^2 + 84387^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33939158413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33939156413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16969579206 + 16969579207.

It is an arithmetic number, because the mean of its divisors is an integer number (16969579207).

Almost surely, 2^33939158413 is an apocalyptic number.

It is an amenable number.

33939158413 is a deficient number, since it is larger than the sum of its proper divisors (1).

33939158413 is an equidigital number, since it uses as much as digits as its factorization.

33939158413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1049760, while the sum is 49.

The spelling of 33939158413 in words is "thirty-three billion, nine hundred thirty-nine million, one hundred fifty-eight thousand, four hundred thirteen".