14404001420040 has 64 divisors (see below), whose sum is σ = 44131408623360. Its totient is φ = 3759342213120.

The previous prime is 14404001419961. The next prime is 14404001420041. The reversal of 14404001420040 is 4002410040441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (14404001420041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1276944841 + ... + 1276956120.

It is an arithmetic number, because the mean of its divisors is an integer number (689553259740).

Almost surely, 2^{14404001420040} is an apocalyptic number.

14404001420040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14404001420040 is an abundant number, since it is smaller than the sum of its proper divisors (29727407203320).

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

14404001420040 is a wasteful number, since it uses less digits than its factorization.

14404001420040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553901022 (or 2553901018 counting only the distinct ones).

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

Adding to 14404001420040 its reverse (4002410040441), we get a palindrome (18406411460481).

The spelling of 14404001420040 in words is "fourteen trillion, four hundred four billion, one million, four hundred twenty thousand, forty".