5526412221 has 32 divisors (see below), whose sum is σ = 8159299200. Its totient is φ = 3299097600.

The previous prime is 5526412217. The next prime is 5526412223. The reversal of 5526412221 is 1222146255.

It is not a de Polignac number, because 5526412221 - 2² = 5526412217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5526412223) 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 31 ways as a sum of consecutive naturals, for example, 3566955 + ... + 3568503.

It is an arithmetic number, because the mean of its divisors is an integer number (254978100).

Almost surely, 2^5526412221 is an apocalyptic number.

It is an amenable number.

5526412221 is a deficient number, since it is larger than the sum of its proper divisors (2632886979).

5526412221 is a wasteful number, since it uses less digits than its factorization.

5526412221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3117.

The product of its digits is 9600, while the sum is 30.

The square root of 5526412221 is about 74339.8427560887. The cubic root of 5526412221 is about 1767.9952427349.

Adding to 5526412221 its reverse (1222146255), we get a palindrome (6748558476).

The spelling of 5526412221 in words is "five billion, five hundred twenty-six million, four hundred twelve thousand, two hundred twenty-one".