40244422459 has 2 divisors, whose sum is σ = 40244422460. Its totient is φ = 40244422458.

The previous prime is 40244422453. The next prime is 40244422469. The reversal of 40244422459 is 95422444204.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40244422459 is a prime.

It is a super-2 number, since 2×40244422459² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40244422453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20122211229 + 20122211230.

It is an arithmetic number, because the mean of its divisors is an integer number (20122211230).

Almost surely, 2^40244422459 is an apocalyptic number.

40244422459 is a deficient number, since it is larger than the sum of its proper divisors (1).

40244422459 is an equidigital number, since it uses as much as digits as its factorization.

40244422459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 368640, while the sum is 40.

The spelling of 40244422459 in words is "forty billion, two hundred forty-four million, four hundred twenty-two thousand, four hundred fifty-nine".