533520663 has 12 divisors (see below), whose sum is σ = 770290920. Its totient is φ = 328320096.

The previous prime is 533520653. The next prime is 533520709. The reversal of 533520663 is 366025335.

It is not a de Polignac number, because 533520663 - 2¹³ = 533512471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533520613) 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 11 ways as a sum of consecutive naturals, for example, 525648 + ... + 526661.

It is an arithmetic number, because the mean of its divisors is an integer number (64190910).

Almost surely, 2^533520663 is an apocalyptic number.

533520663 is a deficient number, since it is larger than the sum of its proper divisors (236770257).

533520663 is a wasteful number, since it uses less digits than its factorization.

533520663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052338 (or 1052325 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 33.

The square root of 533520663 is about 23098.0662177594. The cubic root of 533520663 is about 811.0552030347.

Adding to 533520663 its reverse (366025335), we get a palindrome (899545998).

The spelling of 533520663 in words is "five hundred thirty-three million, five hundred twenty thousand, six hundred sixty-three".