5055822721 has 4 divisors (see below), whose sum is σ = 5056413012. Its totient is φ = 5055232432.

The previous prime is 5055822701. The next prime is 5055822781. The reversal of 5055822721 is 1272285505.

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 189365121 + 4866457600 = 13761^2 + 69760^2 .

It is a cyclic number.

It is not a de Polignac number, because 5055822721 - 2¹¹ = 5055820673 is a prime.

It is a super-2 number, since 2×5055822721² = 51122686772359687682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5055822701) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 282106 + ... + 299491.

It is an arithmetic number, because the mean of its divisors is an integer number (1264103253).

Almost surely, 2^5055822721 is an apocalyptic number.

It is an amenable number.

5055822721 is a deficient number, since it is larger than the sum of its proper divisors (590291).

5055822721 is an equidigital number, since it uses as much as digits as its factorization.

5055822721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590290.

The product of its (nonzero) digits is 56000, while the sum is 37.

The square root of 5055822721 is about 71104.3087372348. The cubic root of 5055822721 is about 1716.3161105576.

The spelling of 5055822721 in words is "five billion, fifty-five million, eight hundred twenty-two thousand, seven hundred twenty-one".