33942268669 has 2 divisors, whose sum is σ = 33942268670. Its totient is φ = 33942268668.

The previous prime is 33942268603. The next prime is 33942268691. The reversal of 33942268669 is 96686224933.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24608196900 + 9334071769 = 156870^2 + 96613^2 .

It is a cyclic number.

It is not a de Polignac number, because 33942268669 - 2¹¹ = 33942266621 is a prime.

It is a super-2 number, since 2×33942268669² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33942268169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16971134334 + 16971134335.

It is an arithmetic number, because the mean of its divisors is an integer number (16971134335).

Almost surely, 2^33942268669 is an apocalyptic number.

It is an amenable number.

33942268669 is a deficient number, since it is larger than the sum of its proper divisors (1).

33942268669 is an equidigital number, since it uses as much as digits as its factorization.

33942268669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20155392, while the sum is 58.

The spelling of 33942268669 in words is "thirty-three billion, nine hundred forty-two million, two hundred sixty-eight thousand, six hundred sixty-nine".