5450221322400 has 144 divisors (see below), whose sum is σ = 17796436517664. Its totient is φ = 1448807316480.

The previous prime is 5450221322383. The next prime is 5450221322473. The reversal of 5450221322400 is 42231220545.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2821102 + ... + 4342701.

It is an arithmetic number, because the mean of its divisors is an integer number (123586364706).

Almost surely, 2^{5450221322400} is an apocalyptic number.

5450221322400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5450221322400 is an abundant number, since it is smaller than the sum of its proper divisors (12346215195264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5450221322400 is a wasteful number, since it uses less digits than its factorization.

5450221322400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7164143 (or 7164130 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 5450221322400 its reverse (42231220545), we get a palindrome (5492452542945).

The spelling of 5450221322400 in words is "five trillion, four hundred fifty billion, two hundred twenty-one million, three hundred twenty-two thousand, four hundred".