40449405203 has 2 divisors, whose sum is σ = 40449405204. Its totient is φ = 40449405202.

The previous prime is 40449405167. The next prime is 40449405223. The reversal of 40449405203 is 30250494404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40449405203 - 2¹⁰ = 40449404179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40449405223) 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, 20224702601 + 20224702602.

It is an arithmetic number, because the mean of its divisors is an integer number (20224702602).

Almost surely, 2^40449405203 is an apocalyptic number.

40449405203 is a deficient number, since it is larger than the sum of its proper divisors (1).

40449405203 is an equidigital number, since it uses as much as digits as its factorization.

40449405203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 40449405203 its reverse (30250494404), we get a palindrome (70699899607).

The spelling of 40449405203 in words is "forty billion, four hundred forty-nine million, four hundred five thousand, two hundred three".