42755884033 has 2 divisors, whose sum is σ = 42755884034. Its totient is φ = 42755884032.

The previous prime is 42755883967. The next prime is 42755884037. The reversal of 42755884033 is 33048855724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37269074704 + 5486809329 = 193052^2 + 74073^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42755884033 is a prime.

It is not a weakly prime, because it can be changed into another prime (42755884037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21377942016 + 21377942017.

It is an arithmetic number, because the mean of its divisors is an integer number (21377942017).

Almost surely, 2^42755884033 is an apocalyptic number.

It is an amenable number.

42755884033 is a deficient number, since it is larger than the sum of its proper divisors (1).

42755884033 is an equidigital number, since it uses as much as digits as its factorization.

42755884033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 42755884033 in words is "forty-two billion, seven hundred fifty-five million, eight hundred eighty-four thousand, thirty-three".