40450422899 has 2 divisors, whose sum is σ = 40450422900. Its totient is φ = 40450422898.

The previous prime is 40450422889. The next prime is 40450423051. The reversal of 40450422899 is 99822405404.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40450422899 is a prime.

It is not a weakly prime, because it can be changed into another prime (40450422869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20225211449 + 20225211450.

It is an arithmetic number, because the mean of its divisors is an integer number (20225211450).

Almost surely, 2^40450422899 is an apocalyptic number.

40450422899 is a deficient number, since it is larger than the sum of its proper divisors (1).

40450422899 is an equidigital number, since it uses as much as digits as its factorization.

40450422899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 40450422899 in words is "forty billion, four hundred fifty million, four hundred twenty-two thousand, eight hundred ninety-nine".