14425031440 has 40 divisors (see below), whose sum is σ = 34996385088. Its totient is φ = 5519141760.

The previous prime is 14425031429. The next prime is 14425031497. The reversal of 14425031440 is 4413052441.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 14425031399 and 14425031408.

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, 3918006 + ... + 3921685.

Almost surely, 2^14425031440 is an apocalyptic number.

14425031440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14425031440 is an abundant number, since it is smaller than the sum of its proper divisors (20571353648).

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

14425031440 is a wasteful number, since it uses less digits than its factorization.

14425031440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7839727 (or 7839721 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 14425031440 its reverse (4413052441), we get a palindrome (18838083881).

The spelling of 14425031440 in words is "fourteen billion, four hundred twenty-five million, thirty-one thousand, four hundred forty".