33142968834893 has 2 divisors, whose sum is σ = 33142968834894. Its totient is φ = 33142968834892.

The previous prime is 33142968834863. The next prime is 33142968834949. The reversal of 33142968834893 is 39843886924133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31742102484169 + 1400866350724 = 5634013^2 + 1183582^2 .

It is a cyclic number.

It is not a de Polignac number, because 33142968834893 - 2⁸ = 33142968834637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33142968834803) 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, 16571484417446 + 16571484417447.

It is an arithmetic number, because the mean of its divisors is an integer number (16571484417447).

Almost surely, 2^{33142968834893} is an apocalyptic number.

It is an amenable number.

33142968834893 is a deficient number, since it is larger than the sum of its proper divisors (1).

33142968834893 is an equidigital number, since it uses as much as digits as its factorization.

33142968834893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 644972544, while the sum is 71.

The spelling of 33142968834893 in words is "thirty-three trillion, one hundred forty-two billion, nine hundred sixty-eight million, eight hundred thirty-four thousand, eight hundred ninety-three".