23223544433 has 16 divisors (see below), whose sum is σ = 26058004560. Its totient is φ = 20589004800.

The previous prime is 23223544391. The next prime is 23223544441. The reversal of 23223544433 is 33444532232.

It can be written as a sum of positive squares in 8 ways, for example, as 177875569 + 23045668864 = 13337^2 + 151808^2 .

It is a cyclic number.

It is not a de Polignac number, because 23223544433 - 2¹² = 23223540337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23223544393 and 23223544402.

It is not an unprimeable number, because it can be changed into a prime (23223544483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554258 + ... + 594683.

It is an arithmetic number, because the mean of its divisors is an integer number (1628625285).

Almost surely, 2^23223544433 is an apocalyptic number.

It is an amenable number.

23223544433 is a deficient number, since it is larger than the sum of its proper divisors (2834460127).

23223544433 is a wasteful number, since it uses less digits than its factorization.

23223544433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149028.

The product of its digits is 207360, while the sum is 35.

The spelling of 23223544433 in words is "twenty-three billion, two hundred twenty-three million, five hundred forty-four thousand, four hundred thirty-three".