33243423423 has 8 divisors (see below), whose sum is σ = 50656645248. Its totient is φ = 18996241944.

The previous prime is 33243423383. The next prime is 33243423427. The reversal of 33243423423 is 32432434233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33243423423 - 2²⁶ = 33176314559 is a prime.

It is a super-2 number, since 2×33243423423² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33243423427) 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, 791510061 + ... + 791510102.

It is an arithmetic number, because the mean of its divisors is an integer number (6332080656).

Almost surely, 2^33243423423 is an apocalyptic number.

33243423423 is a deficient number, since it is larger than the sum of its proper divisors (17413221825).

33243423423 is a wasteful number, since it uses less digits than its factorization.

33243423423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583020173.

The product of its digits is 124416, while the sum is 33.

Adding to 33243423423 its reverse (32432434233), we get a palindrome (65675857656).

The spelling of 33243423423 in words is "thirty-three billion, two hundred forty-three million, four hundred twenty-three thousand, four hundred twenty-three".