4045042075939 has 2 divisors, whose sum is σ = 4045042075940. Its totient is φ = 4045042075938.

The previous prime is 4045042075927. The next prime is 4045042075999. The reversal of 4045042075939 is 9395702405404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4045042075939 - 2⁹ = 4045042075427 is a prime.

It is a super-2 number, since 2×4045042075939² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4045042075999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022521037969 + 2022521037970.

It is an arithmetic number, because the mean of its divisors is an integer number (2022521037970).

Almost surely, 2^{4045042075939} is an apocalyptic number.

4045042075939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4045042075939 is an equidigital number, since it uses as much as digits as its factorization.

4045042075939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 4045042075939 in words is "four trillion, forty-five billion, forty-two million, seventy-five thousand, nine hundred thirty-nine".