5550000321 has 8 divisors (see below), whose sum is σ = 7403296864. Its totient is φ = 3698352000.

The previous prime is 5550000293. The next prime is 5550000331. The reversal of 5550000321 is 1230000555.

5550000321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5550000321 - 2¹⁹ = 5549476033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5550000331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404176 + ... + 417681.

It is an arithmetic number, because the mean of its divisors is an integer number (925412108).

Almost surely, 2^5550000321 is an apocalyptic number.

It is an amenable number.

5550000321 is a deficient number, since it is larger than the sum of its proper divisors (1853296543).

5550000321 is a wasteful number, since it uses less digits than its factorization.

5550000321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824111.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 5550000321 is about 74498.3242831676. The cubic root of 5550000321 is about 1770.5070866687.

Adding to 5550000321 its reverse (1230000555), we get a palindrome (6780000876).

The spelling of 5550000321 in words is "five billion, five hundred fifty million, three hundred twenty-one", and thus it is an aban number.