14004441020 has 24 divisors (see below), whose sum is σ = 30687993504. Its totient is φ = 5358220736.

The previous prime is 14004440981. The next prime is 14004441037. The reversal of 14004441020 is 2014440041.

It is a happy number.

It is a super-2 number, since 2×14004441020² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 14004440983 and 14004441001.

It is a congruent number.

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, 15221759 + ... + 15222678.

It is an arithmetic number, because the mean of its divisors is an integer number (1278666396).

Almost surely, 2^14004441020 is an apocalyptic number.

14004441020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14004441020 is an abundant number, since it is smaller than the sum of its proper divisors (16683552484).

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

14004441020 is a wasteful number, since it uses less digits than its factorization.

14004441020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30444469 (or 30444467 counting only the distinct ones).

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

Adding to 14004441020 its reverse (2014440041), we get a palindrome (16018881061).

The spelling of 14004441020 in words is "fourteen billion, four million, four hundred forty-one thousand, twenty".