14420404140 has 24 divisors (see below), whose sum is σ = 40377131760. Its totient is φ = 3845441088.

The previous prime is 14420404099. The next prime is 14420404153. The reversal of 14420404140 is 4140402441.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 14420404140.

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, 120169975 + ... + 120170094.

It is an arithmetic number, because the mean of its divisors is an integer number (1682380490).

Almost surely, 2^14420404140 is an apocalyptic number.

14420404140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14420404140 is an abundant number, since it is smaller than the sum of its proper divisors (25956727620).

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

14420404140 is a wasteful number, since it uses less digits than its factorization.

14420404140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240340081 (or 240340079 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 14420404140 its reverse (4140402441), we get a palindrome (18560806581).

The spelling of 14420404140 in words is "fourteen billion, four hundred twenty million, four hundred four thousand, one hundred forty".