5450221322399 has 16 divisors (see below), whose sum is σ = 6274840776960. Its totient is φ = 4637118879360.

The previous prime is 5450221322383. The next prime is 5450221322473. The reversal of 5450221322399 is 9932231220545.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5450221322399 - 2⁴ = 5450221322383 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450221321399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4556504 + ... + 5626914.

It is an arithmetic number, because the mean of its divisors is an integer number (392177548560).

Almost surely, 2^{5450221322399} is an apocalyptic number.

5450221322399 is a deficient number, since it is larger than the sum of its proper divisors (824619454561).

5450221322399 is a wasteful number, since it uses less digits than its factorization.

5450221322399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075790.

The product of its (nonzero) digits is 1166400, while the sum is 47.

The spelling of 5450221322399 in words is "five trillion, four hundred fifty billion, two hundred twenty-one million, three hundred twenty-two thousand, three hundred ninety-nine".