551525213023223 has 2 divisors, whose sum is σ = 551525213023224. Its totient is φ = 551525213023222.

The previous prime is 551525213023201. The next prime is 551525213023249. The reversal of 551525213023223 is 322320312525155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 551525213023223 - 2²⁴ = 551525196246007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551525213023283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275762606511611 + 275762606511612.

It is an arithmetic number, because the mean of its divisors is an integer number (275762606511612).

Almost surely, 2^{551525213023223} is an apocalyptic number.

551525213023223 is a deficient number, since it is larger than the sum of its proper divisors (1).

551525213023223 is an equidigital number, since it uses as much as digits as its factorization.

551525213023223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 551525213023223 its reverse (322320312525155), we get a palindrome (873845525548378).

The spelling of 551525213023223 in words is "five hundred fifty-one trillion, five hundred twenty-five billion, two hundred thirteen million, twenty-three thousand, two hundred twenty-three".