40233445279 has 2 divisors, whose sum is σ = 40233445280. Its totient is φ = 40233445278.

The previous prime is 40233445169. The next prime is 40233445289. The reversal of 40233445279 is 97254433204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40233445279 - 2²⁵ = 40199890847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40233445289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20116722639 + 20116722640.

It is an arithmetic number, because the mean of its divisors is an integer number (20116722640).

Almost surely, 2^40233445279 is an apocalyptic number.

40233445279 is a deficient number, since it is larger than the sum of its proper divisors (1).

40233445279 is an equidigital number, since it uses as much as digits as its factorization.

40233445279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 40233445279 in words is "forty billion, two hundred thirty-three million, four hundred forty-five thousand, two hundred seventy-nine".