14420004140 has 12 divisors (see below), whose sum is σ = 30282008736. Its totient is φ = 5768001648.

The previous prime is 14420004133. The next prime is 14420004173. The reversal of 14420004140 is 4140002441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 721000207 = 14420004140 / (1 + 4 + 4 + 2 + 0 + 0 + 0 + 4 + 1 + 4 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360500084 + ... + 360500123.

It is an arithmetic number, because the mean of its divisors is an integer number (2523500728).

Almost surely, 2^14420004140 is an apocalyptic number.

14420004140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14420004140 is an abundant number, since it is smaller than the sum of its proper divisors (15862004596).

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

14420004140 is a wasteful number, since it uses less digits than its factorization.

14420004140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721000216 (or 721000214 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 14420004140 its reverse (4140002441), we get a palindrome (18560006581).

The spelling of 14420004140 in words is "fourteen billion, four hundred twenty million, four thousand, one hundred forty".