14001404020 has 24 divisors (see below), whose sum is σ = 29415574944. Its totient is φ = 5598156576.

The previous prime is 14001403967. The next prime is 14001404023. The reversal of 14001404020 is 2040410041.

It is a junction number, because it is equal to n+sod(n) for n = 14001403985 and 14001404003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14001404023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102202 + ... + 196081.

It is an arithmetic number, because the mean of its divisors is an integer number (1225648956).

Almost surely, 2^14001404020 is an apocalyptic number.

14001404020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14001404020 is an abundant number, since it is smaller than the sum of its proper divisors (15414170924).

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

14001404020 is a wasteful number, since it uses less digits than its factorization.

14001404020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300639 (or 300637 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 14001404020 its reverse (2040410041), we get a palindrome (16041814061).

The spelling of 14001404020 in words is "fourteen billion, one million, four hundred four thousand, twenty".