525303066223 has 12 divisors (see below), whose sum is σ = 568896106968. Its totient is φ = 484829660640.

The previous prime is 525303066199. The next prime is 525303066329. The reversal of 525303066223 is 322660303525.

It is not a de Polignac number, because 525303066223 - 2⁵ = 525303066191 is a prime.

It is a super-2 number, since 2×525303066223² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525303066923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1068336 + ... + 1480522.

It is an arithmetic number, because the mean of its divisors is an integer number (47408008914).

Almost surely, 2^525303066223 is an apocalyptic number.

525303066223 is a deficient number, since it is larger than the sum of its proper divisors (43593040745).

525303066223 is a wasteful number, since it uses less digits than its factorization.

525303066223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419754 (or 419741 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 525303066223 its reverse (322660303525), we get a palindrome (847963369748).

It can be divided in two parts, 52530 and 3066223, that added together give a triangular number (3118753 = T₂₄₉₇).

The spelling of 525303066223 in words is "five hundred twenty-five billion, three hundred three million, sixty-six thousand, two hundred twenty-three".