8450026913449 has 9 divisors (see below), whose sum is σ = 9288081258589. Its totient is φ = 7681813579660.

The previous prime is 8450026913417. The next prime is 8450026913467. The reversal of 8450026913449 is 9443196200548.

The square root of 8450026913449 is 2906893.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 8450026913449 - 2⁵ = 8450026913417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8450026913449.

It is not an unprimeable number, because it can be changed into a prime (8450026913479) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 31843692 + ... + 32107954.

Almost surely, 2^{8450026913449} is an apocalyptic number.

8450026913449 is the 2906893-rd square number.

8450026913449 is the 1453447-th centered octagonal number.

It is an amenable number.

8450026913449 is a deficient number, since it is larger than the sum of its proper divisors (838054345140).

8450026913449 is an frugal number, since it uses more digits than its factorization.

8450026913449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528548 (or 264274 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 8450026913449 in words is "eight trillion, four hundred fifty billion, twenty-six million, nine hundred thirteen thousand, four hundred forty-nine".