400042240223 has 8 divisors (see below), whose sum is σ = 400288358400. Its totient is φ = 399796204248.

The previous prime is 400042240207. The next prime is 400042240253. The reversal of 400042240223 is 322042240004.

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

It is a cyclic number.

It is not a de Polignac number, because 400042240223 - 2⁴ = 400042240207 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 (400042240253) 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, 11659868 + ... + 11694126.

It is an arithmetic number, because the mean of its divisors is an integer number (50036044800).

Almost surely, 2^400042240223 is an apocalyptic number.

400042240223 is a deficient number, since it is larger than the sum of its proper divisors (246118177).

400042240223 is a wasteful number, since it uses less digits than its factorization.

400042240223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41101.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 400042240223 its reverse (322042240004), we get a palindrome (722084480227).

The spelling of 400042240223 in words is "four hundred billion, forty-two million, two hundred forty thousand, two hundred twenty-three".