16441023643453 has 2 divisors, whose sum is σ = 16441023643454. Its totient is φ = 16441023643452.

The previous prime is 16441023643427. The next prime is 16441023643483. The reversal of 16441023643453 is 35434632014461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14092718716729 + 2348304926724 = 3754027^2 + 1532418^2 .

It is a cyclic number.

It is not a de Polignac number, because 16441023643453 - 2¹³ = 16441023635261 is a prime.

It is a super-3 number, since 3×16441023643453³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16441023643403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8220511821726 + 8220511821727.

It is an arithmetic number, because the mean of its divisors is an integer number (8220511821727).

Almost surely, 2^{16441023643453} is an apocalyptic number.

It is an amenable number.

16441023643453 is a deficient number, since it is larger than the sum of its proper divisors (1).

16441023643453 is an equidigital number, since it uses as much as digits as its factorization.

16441023643453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 16441023643453 in words is "sixteen trillion, four hundred forty-one billion, twenty-three million, six hundred forty-three thousand, four hundred fifty-three".