23440010042 has 32 divisors (see below), whose sum is σ = 36252921600. Its totient is φ = 11359699200.

The previous prime is 23440010029. The next prime is 23440010051. The reversal of 23440010042 is 24001004432.

It is a junction number, because it is equal to n+sod(n) for n = 23440009996 and 23440010023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9087509 + ... + 9090087.

It is an arithmetic number, because the mean of its divisors is an integer number (1132903800).

Almost surely, 2^23440010042 is an apocalyptic number.

23440010042 is a deficient number, since it is larger than the sum of its proper divisors (12812911558).

23440010042 is a wasteful number, since it uses less digits than its factorization.

23440010042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3302.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 23440010042 its reverse (24001004432), we get a palindrome (47441014474).

It can be divided in two parts, 234400 and 10042, that added together give a palindrome (244442).

The spelling of 23440010042 in words is "twenty-three billion, four hundred forty million, ten thousand, forty-two".