20141440401 has 8 divisors (see below), whose sum is σ = 26856399904. Its totient is φ = 13427053920.

The previous prime is 20141440393. The next prime is 20141440433. The reversal of 20141440401 is 10404414102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20141440401 - 2³ = 20141440393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20141440801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53140 + ... + 207621.

It is an arithmetic number, because the mean of its divisors is an integer number (3357049988).

Almost surely, 2^20141440401 is an apocalyptic number.

It is an amenable number.

20141440401 is a deficient number, since it is larger than the sum of its proper divisors (6714959503).

20141440401 is a wasteful number, since it uses less digits than its factorization.

20141440401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286511.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 20141440401 its reverse (10404414102), we get a palindrome (30545854503).

The spelling of 20141440401 in words is "twenty billion, one hundred forty-one million, four hundred forty thousand, four hundred one".