14423215440 has 160 divisors (see below), whose sum is σ = 45357096960. Its totient is φ = 3790924288.

The previous prime is 14423215427. The next prime is 14423215451. The reversal of 14423215440 is 4451232441.

14423215440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 14423215398 and 14423215407.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 16712449 + ... + 16713311.

It is an arithmetic number, because the mean of its divisors is an integer number (283481856).

Almost surely, 2^14423215440 is an apocalyptic number.

14423215440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14423215440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22678548480).

14423215440 is an abundant number, since it is smaller than the sum of its proper divisors (30933881520).

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

14423215440 is a wasteful number, since it uses less digits than its factorization.

14423215440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801 (or 1795 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 14423215440 its reverse (4451232441), we get a palindrome (18874447881).

The spelling of 14423215440 in words is "fourteen billion, four hundred twenty-three million, two hundred fifteen thousand, four hundred forty".