14223430403240 has 32 divisors (see below), whose sum is σ = 32121687645000. Its totient is φ = 5668222074624.

The previous prime is 14223430403141. The next prime is 14223430403261. The reversal of 14223430403240 is 4230403432241.

It can be written as a sum of positive squares in 4 ways, for example, as 5536016059876 + 8687414343364 = 2352874^2 + 2947442^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14223430403197 and 14223430403206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660929315 + ... + 660950834.

Almost surely, 2^{14223430403240} is an apocalyptic number.

14223430403240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14223430403240 is an abundant number, since it is smaller than the sum of its proper divisors (17898257241760).

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

14223430403240 is a wasteful number, since it uses less digits than its factorization.

14223430403240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321880429 (or 1321880425 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 14223430403240 its reverse (4230403432241), we get a palindrome (18453833835481).

The spelling of 14223430403240 in words is "fourteen trillion, two hundred twenty-three billion, four hundred thirty million, four hundred three thousand, two hundred forty".