23500563603443 has 4 divisors (see below), whose sum is σ = 23708533192968. Its totient is φ = 23292594013920.

The previous prime is 23500563603431. The next prime is 23500563603463. The reversal of 23500563603443 is 34430636500532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23500563603443 - 2³⁰ = 23499489861619 is a prime.

It is a super-2 number, since 2×23500563603443² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23500563603394 and 23500563603403.

It is not an unprimeable number, because it can be changed into a prime (23500563603463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103984794593 + ... + 103984794818.

It is an arithmetic number, because the mean of its divisors is an integer number (5927133298242).

Almost surely, 2^{23500563603443} is an apocalyptic number.

23500563603443 is a deficient number, since it is larger than the sum of its proper divisors (207969589525).

23500563603443 is a wasteful number, since it uses less digits than its factorization.

23500563603443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207969589524.

The product of its (nonzero) digits is 2332800, while the sum is 44.

The spelling of 23500563603443 in words is "twenty-three trillion, five hundred billion, five hundred sixty-three million, six hundred three thousand, four hundred forty-three".