42523250223 has 4 divisors (see below), whose sum is σ = 56697666968. Its totient is φ = 28348833480.

The previous prime is 42523250213. The next prime is 42523250239. The reversal of 42523250223 is 32205232524.

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

It is not a de Polignac number, because 42523250223 - 2²⁴ = 42506473007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42523250213) 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, 7087208368 + ... + 7087208373.

It is an arithmetic number, because the mean of its divisors is an integer number (14174416742).

Almost surely, 2^42523250223 is an apocalyptic number.

42523250223 is a deficient number, since it is larger than the sum of its proper divisors (14174416745).

42523250223 is a wasteful number, since it uses less digits than its factorization.

42523250223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14174416744.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 42523250223 its reverse (32205232524), we get a palindrome (74728482747).

The spelling of 42523250223 in words is "forty-two billion, five hundred twenty-three million, two hundred fifty thousand, two hundred twenty-three".