33243033423 has 12 divisors (see below), whose sum is σ = 44650014920. Its totient is φ = 22000218432.

The previous prime is 33243033419. The next prime is 33243033433. The reversal of 33243033423 is 32433034233.

It is a happy number.

It is not a de Polignac number, because 33243033423 - 2² = 33243033419 is a prime.

It is a super-2 number, since 2×33243033423² (a number of 22 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 (33243033433) 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 11 ways as a sum of consecutive naturals, for example, 238888 + ... + 351501.

Almost surely, 2^33243033423 is an apocalyptic number.

33243033423 is a deficient number, since it is larger than the sum of its proper divisors (11406981497).

33243033423 is an equidigital number, since it uses as much as digits as its factorization.

33243033423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590666 (or 590529 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 30.

Adding to 33243033423 its reverse (32433034233), we get a palindrome (65676067656).

The spelling of 33243033423 in words is "thirty-three billion, two hundred forty-three million, thirty-three thousand, four hundred twenty-three".