23443200433 has 4 divisors (see below), whose sum is σ = 23598453568. Its totient is φ = 23287947300.

The previous prime is 23443200419. The next prime is 23443200437. The reversal of 23443200433 is 33400234432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23443200433 - 2⁹ = 23443199921 is a prime.

It is a super-2 number, since 2×23443200433² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23443200437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77626341 + ... + 77626642.

It is an arithmetic number, because the mean of its divisors is an integer number (5899613392).

Almost surely, 2^23443200433 is an apocalyptic number.

It is an amenable number.

23443200433 is a deficient number, since it is larger than the sum of its proper divisors (155253135).

23443200433 is a wasteful number, since it uses less digits than its factorization.

23443200433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155253134.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 23443200433 its reverse (33400234432), we get a palindrome (56843434865).

The spelling of 23443200433 in words is "twenty-three billion, four hundred forty-three million, two hundred thousand, four hundred thirty-three".