240444042423 has 32 divisors (see below), whose sum is σ = 371885445120. Its totient is φ = 136966705920.

The previous prime is 240444042413. The next prime is 240444042467. The reversal of 240444042423 is 324240444042.

It is not a de Polignac number, because 240444042423 - 2⁴ = 240444042407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240444042403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4295638 + ... + 4351251.

It is an arithmetic number, because the mean of its divisors is an integer number (11621420160).

Almost surely, 2^240444042423 is an apocalyptic number.

240444042423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

240444042423 is a deficient number, since it is larger than the sum of its proper divisors (131441402697).

240444042423 is a wasteful number, since it uses less digits than its factorization.

240444042423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8646959.

The product of its (nonzero) digits is 98304, while the sum is 33.

Adding to 240444042423 its reverse (324240444042), we get a palindrome (564684486465).

The spelling of 240444042423 in words is "two hundred forty billion, four hundred forty-four million, forty-two thousand, four hundred twenty-three".