33939518741 has 2 divisors, whose sum is σ = 33939518742. Its totient is φ = 33939518740.

The previous prime is 33939518713. The next prime is 33939518747. The reversal of 33939518741 is 14781593933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33505838116 + 433680625 = 183046^2 + 20825^2 .

It is a cyclic number.

It is not a de Polignac number, because 33939518741 - 2²⁶ = 33872409877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33939518747) 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, 16969759370 + 16969759371.

It is an arithmetic number, because the mean of its divisors is an integer number (16969759371).

Almost surely, 2^33939518741 is an apocalyptic number.

It is an amenable number.

33939518741 is a deficient number, since it is larger than the sum of its proper divisors (1).

33939518741 is an equidigital number, since it uses as much as digits as its factorization.

33939518741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 53.

The spelling of 33939518741 in words is "thirty-three billion, nine hundred thirty-nine million, five hundred eighteen thousand, seven hundred forty-one".