23443404423 has 8 divisors (see below), whose sum is σ = 31266064128. Its totient is φ = 15624840504.

The previous prime is 23443404401. The next prime is 23443404431. The reversal of 23443404423 is 32440434432.

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

It is not a de Polignac number, because 23443404423 - 2¹⁸ = 23443142279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23443404463) 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, 1010565 + ... + 1033502.

It is an arithmetic number, because the mean of its divisors is an integer number (3908258016).

Almost surely, 2^23443404423 is an apocalyptic number.

23443404423 is a deficient number, since it is larger than the sum of its proper divisors (7822659705).

23443404423 is a wasteful number, since it uses less digits than its factorization.

23443404423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047893.

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 23443404423 its reverse (32440434432), we get a palindrome (55883838855).

The spelling of 23443404423 in words is "twenty-three billion, four hundred forty-three million, four hundred four thousand, four hundred twenty-three".