14440023144 has 32 divisors (see below), whose sum is σ = 40111176000. Its totient is φ = 4813340976.

The previous prime is 14440023133. The next prime is 14440023149. The reversal of 14440023144 is 44132004441.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (14440023149) 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, 33425764 + ... + 33426195.

It is an arithmetic number, because the mean of its divisors is an integer number (1253474250).

Almost surely, 2^14440023144 is an apocalyptic number.

It is an amenable number.

14440023144 is an abundant number, since it is smaller than the sum of its proper divisors (25671152856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14440023144 is a wasteful number, since it uses less digits than its factorization.

14440023144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66851974 (or 66851964 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 14440023144 its reverse (44132004441), we get a palindrome (58572027585).

The spelling of 14440023144 in words is "fourteen billion, four hundred forty million, twenty-three thousand, one hundred forty-four".