23203443244551 has 8 divisors (see below), whose sum is σ = 31692507846384. Its totient is φ = 15091670402880.

The previous prime is 23203443244543. The next prime is 23203443244577. The reversal of 23203443244551 is 15544234430232.

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

It is not a de Polignac number, because 23203443244551 - 2³ = 23203443244543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23203443244591) 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, 94322939896 + ... + 94322940141.

It is an arithmetic number, because the mean of its divisors is an integer number (3961563480798).

Almost surely, 2^{23203443244551} is an apocalyptic number.

23203443244551 is a deficient number, since it is larger than the sum of its proper divisors (8489064601833).

23203443244551 is a wasteful number, since it uses less digits than its factorization.

23203443244551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188645880081.

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 23203443244551 its reverse (15544234430232), we get a palindrome (38747677674783).

The spelling of 23203443244551 in words is "twenty-three trillion, two hundred three billion, four hundred forty-three million, two hundred forty-four thousand, five hundred fifty-one".