40440880004453 has 2 divisors, whose sum is σ = 40440880004454. Its totient is φ = 40440880004452.

The previous prime is 40440880004387. The next prime is 40440880004489. The reversal of 40440880004453 is 35440008804404.

40440880004453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31959371240644 + 8481508763809 = 5653262^2 + 2912303^2 .

It is a cyclic number.

It is not a de Polignac number, because 40440880004453 - 2²⁸ = 40440611568997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40440880003453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20220440002226 + 20220440002227.

It is an arithmetic number, because the mean of its divisors is an integer number (20220440002227).

Almost surely, 2^{40440880004453} is an apocalyptic number.

It is an amenable number.

40440880004453 is a deficient number, since it is larger than the sum of its proper divisors (1).

40440880004453 is an equidigital number, since it uses as much as digits as its factorization.

40440880004453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 983040, while the sum is 44.

Adding to 40440880004453 its reverse (35440008804404), we get a palindrome (75880888808857).

The spelling of 40440880004453 in words is "forty trillion, four hundred forty billion, eight hundred eighty million, four thousand, four hundred fifty-three".