40823416433 has 2 divisors, whose sum is σ = 40823416434. Its totient is φ = 40823416432.

The previous prime is 40823416409. The next prime is 40823416451. The reversal of 40823416433 is 33461432804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36295203169 + 4528213264 = 190513^2 + 67292^2 .

It is a cyclic number.

It is not a de Polignac number, because 40823416433 - 2⁸ = 40823416177 is a prime.

It is not a weakly prime, because it can be changed into another prime (40823416033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20411708216 + 20411708217.

It is an arithmetic number, because the mean of its divisors is an integer number (20411708217).

Almost surely, 2^40823416433 is an apocalyptic number.

It is an amenable number.

40823416433 is a deficient number, since it is larger than the sum of its proper divisors (1).

40823416433 is an equidigital number, since it uses as much as digits as its factorization.

40823416433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 40823416433 in words is "forty billion, eight hundred twenty-three million, four hundred sixteen thousand, four hundred thirty-three".