40255456402199 has 2 divisors, whose sum is σ = 40255456402200. Its totient is φ = 40255456402198.

The previous prime is 40255456402127. The next prime is 40255456402261. The reversal of 40255456402199 is 99120465455204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40255456402199 - 2²⁸ = 40255187966743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40255456402099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20127728201099 + 20127728201100.

It is an arithmetic number, because the mean of its divisors is an integer number (20127728201100).

Almost surely, 2^{40255456402199} is an apocalyptic number.

40255456402199 is a deficient number, since it is larger than the sum of its proper divisors (1).

40255456402199 is an equidigital number, since it uses as much as digits as its factorization.

40255456402199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552000, while the sum is 56.

The spelling of 40255456402199 in words is "forty trillion, two hundred fifty-five billion, four hundred fifty-six million, four hundred two thousand, one hundred ninety-nine".