33042144123979 has 2 divisors, whose sum is σ = 33042144123980. Its totient is φ = 33042144123978.

The previous prime is 33042144123959. The next prime is 33042144124037. The reversal of 33042144123979 is 97932144124033.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33042144123979 - 2²¹ = 33042142026827 is a prime.

It is not a weakly prime, because it can be changed into another prime (33042144123929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16521072061989 + 16521072061990.

It is an arithmetic number, because the mean of its divisors is an integer number (16521072061990).

Almost surely, 2^{33042144123979} is an apocalyptic number.

33042144123979 is a deficient number, since it is larger than the sum of its proper divisors (1).

33042144123979 is an equidigital number, since it uses as much as digits as its factorization.

33042144123979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The spelling of 33042144123979 in words is "thirty-three trillion, forty-two billion, one hundred forty-four million, one hundred twenty-three thousand, nine hundred seventy-nine".