42254245223 has 4 divisors (see below), whose sum is σ = 42268281528. Its totient is φ = 42240208920.

The previous prime is 42254245193. The next prime is 42254245247. The reversal of 42254245223 is 32254245224.

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 42254245223 - 2²⁰ = 42253196647 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 (42254245723) 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, 7013636 + ... + 7019657.

It is an arithmetic number, because the mean of its divisors is an integer number (10567070382).

Almost surely, 2^42254245223 is an apocalyptic number.

42254245223 is a deficient number, since it is larger than the sum of its proper divisors (14036305).

42254245223 is a wasteful number, since it uses less digits than its factorization.

42254245223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14036304.

The product of its digits is 153600, while the sum is 35.

Subtracting from 42254245223 its reverse (32254245224), we obtain a palindrome (9999999999).

The spelling of 42254245223 in words is "forty-two billion, two hundred fifty-four million, two hundred forty-five thousand, two hundred twenty-three".