13401404411 has 16 divisors (see below), whose sum is σ = 14322769920. Its totient is φ = 12510806880.

The previous prime is 13401404389. The next prime is 13401404413. The reversal of 13401404411 is 11440410431.

It is not a de Polignac number, because 13401404411 - 2²² = 13397210107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13401404413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204050 + ... + 261608.

It is an arithmetic number, because the mean of its divisors is an integer number (895173120).

Almost surely, 2^13401404411 is an apocalyptic number.

13401404411 is a deficient number, since it is larger than the sum of its proper divisors (921365509).

13401404411 is a wasteful number, since it uses less digits than its factorization.

13401404411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57826.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 13401404411 its reverse (11440410431), we get a palindrome (24841814842).

The spelling of 13401404411 in words is "thirteen billion, four hundred one million, four hundred four thousand, four hundred eleven".