12325433553 has 8 divisors (see below), whose sum is σ = 18259901600. Its totient is φ = 8216955684.

The previous prime is 12325433539. The next prime is 12325433573. The reversal of 12325433553 is 35533452321.

12325433553 is a `hidden beast` number, since 1 + 2 + 32 + 543 + 35 + 53 = 666.

It is not a de Polignac number, because 12325433553 - 2⁴ = 12325433537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12325433573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228248743 + ... + 228248796.

It is an arithmetic number, because the mean of its divisors is an integer number (2282487700).

Almost surely, 2^12325433553 is an apocalyptic number.

It is an amenable number.

12325433553 is a deficient number, since it is larger than the sum of its proper divisors (5934468047).

12325433553 is an equidigital number, since it uses as much as digits as its factorization.

12325433553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456497548 (or 456497542 counting only the distinct ones).

The product of its digits is 162000, while the sum is 36.

Adding to 12325433553 its reverse (35533452321), we get a palindrome (47858885874).

The spelling of 12325433553 in words is "twelve billion, three hundred twenty-five million, four hundred thirty-three thousand, five hundred fifty-three".