523313630533 has 16 divisors (see below), whose sum is σ = 540548870400. Its totient is φ = 506327363136.

The previous prime is 523313630531. The next prime is 523313630561. The reversal of 523313630533 is 335036313325.

It is a cyclic number.

It is not a de Polignac number, because 523313630533 - 2¹ = 523313630531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 523313630492 and 523313630501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523313630531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2240091 + ... + 2462647.

It is an arithmetic number, because the mean of its divisors is an integer number (33784304400).

Almost surely, 2^523313630533 is an apocalyptic number.

It is an amenable number.

523313630533 is a deficient number, since it is larger than the sum of its proper divisors (17235239867).

523313630533 is a wasteful number, since it uses less digits than its factorization.

523313630533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223116.

The product of its (nonzero) digits is 218700, while the sum is 37.

Adding to 523313630533 its reverse (335036313325), we get a palindrome (858349943858).

The spelling of 523313630533 in words is "five hundred twenty-three billion, three hundred thirteen million, six hundred thirty thousand, five hundred thirty-three".