23144440010 has 16 divisors (see below), whose sum is σ = 41671327176. Its totient is φ = 9255257088.

The previous prime is 23144439959. The next prime is 23144440051. The reversal of 23144440010 is 1004444132.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14381046241 + 8763393769 = 119921^2 + 93613^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276047 + ... + 349986.

Almost surely, 2^23144440010 is an apocalyptic number.

23144440010 is a deficient number, since it is larger than the sum of its proper divisors (18526887166).

23144440010 is a wasteful number, since it uses less digits than its factorization.

23144440010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629737.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 23144440010 its reverse (1004444132), we get a palindrome (24148884142).

The spelling of 23144440010 in words is "twenty-three billion, one hundred forty-four million, four hundred forty thousand, ten".