552220411421 has 16 divisors (see below), whose sum is σ = 668252722176. Its totient is φ = 445475655936.

The previous prime is 552220411417. The next prime is 552220411423. The reversal of 552220411421 is 124114022255.

It is a cyclic number.

It is not a de Polignac number, because 552220411421 - 2² = 552220411417 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 (552220411423) 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 15 ways as a sum of consecutive naturals, for example, 8034815 + ... + 8103251.

It is an arithmetic number, because the mean of its divisors is an integer number (41765795136).

Almost surely, 2^552220411421 is an apocalyptic number.

It is an amenable number.

552220411421 is a deficient number, since it is larger than the sum of its proper divisors (116032310755).

552220411421 is a wasteful number, since it uses less digits than its factorization.

552220411421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136268.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 552220411421 its reverse (124114022255), we get a palindrome (676334433676).

The spelling of 552220411421 in words is "five hundred fifty-two billion, two hundred twenty million, four hundred eleven thousand, four hundred twenty-one".