14422144440 has 64 divisors (see below), whose sum is σ = 47199749760. Its totient is φ = 3496277120.

The previous prime is 14422144393. The next prime is 14422144453. The reversal of 14422144440 is 4444122441.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 14422144398 and 14422144407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5461614 + ... + 5464253.

It is an arithmetic number, because the mean of its divisors is an integer number (737496090).

Almost surely, 2^14422144440 is an apocalyptic number.

14422144440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14422144440 is an abundant number, since it is smaller than the sum of its proper divisors (32777605320).

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

14422144440 is a wasteful number, since it uses less digits than its factorization.

14422144440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10925892 (or 10925888 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 14422144440 its reverse (4444122441), we get a palindrome (18866266881).

The spelling of 14422144440 in words is "fourteen billion, four hundred twenty-two million, one hundred forty-four thousand, four hundred forty".