5330555221 has 4 divisors (see below), whose sum is σ = 5514367500. Its totient is φ = 5146742944.

The previous prime is 5330555177. The next prime is 5330555261. The reversal of 5330555221 is 1225550335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4354680100 + 975875121 = 65990^2 + 31239^2 .

It is a cyclic number.

It is not a de Polignac number, because 5330555221 - 2⁷ = 5330555093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5330555261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91906096 + ... + 91906153.

It is an arithmetic number, because the mean of its divisors is an integer number (1378591875).

Almost surely, 2^5330555221 is an apocalyptic number.

It is an amenable number.

5330555221 is a deficient number, since it is larger than the sum of its proper divisors (183812279).

5330555221 is a wasteful number, since it uses less digits than its factorization.

5330555221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183812278.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 5330555221 is about 73010.6514215563. The cubic root of 5330555221 is about 1746.8575137009.

The spelling of 5330555221 in words is "five billion, three hundred thirty million, five hundred fifty-five thousand, two hundred twenty-one".