23443401133205 has 16 divisors (see below), whose sum is σ = 28822414166784. Its totient is φ = 18299945448960.

The previous prime is 23443401133183. The next prime is 23443401133219. The reversal of 23443401133205 is 50233110434432.

It is a de Polignac number, because none of the positive numbers 2^k-23443401133205 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340366337 + ... + 340435206.

It is an arithmetic number, because the mean of its divisors is an integer number (1801400885424).

Almost surely, 2^{23443401133205} is an apocalyptic number.

It is an amenable number.

23443401133205 is a deficient number, since it is larger than the sum of its proper divisors (5379013033579).

23443401133205 is an equidigital number, since it uses as much as digits as its factorization.

23443401133205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680801716.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 23443401133205 its reverse (50233110434432), we get a palindrome (73676511567637).

The spelling of 23443401133205 in words is "twenty-three trillion, four hundred forty-three billion, four hundred one million, one hundred thirty-three thousand, two hundred five".