2013404404423 has 8 divisors (see below), whose sum is σ = 2041807896576. Its totient is φ = 1985002181400.

The previous prime is 2013404404421. The next prime is 2013404404439. The reversal of 2013404404423 is 3244044043102.

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

It is a cyclic number.

It is not a de Polignac number, because 2013404404423 - 2¹ = 2013404404421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013404404421) 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, 3142138 + ... + 3728248.

It is an arithmetic number, because the mean of its divisors is an integer number (255225987072).

Almost surely, 2^{2013404404423} is an apocalyptic number.

2013404404423 is a deficient number, since it is larger than the sum of its proper divisors (28403492153).

2013404404423 is an equidigital number, since it uses as much as digits as its factorization.

2013404404423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634565.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2013404404423 its reverse (3244044043102), we get a palindrome (5257448447525).

The spelling of 2013404404423 in words is "two trillion, thirteen billion, four hundred four million, four hundred four thousand, four hundred twenty-three".