404005415235053 has 4 divisors (see below), whose sum is σ = 404041854807360. Its totient is φ = 403968975662748.

The previous prime is 404005415234959. The next prime is 404005415235083. The reversal of 404005415235053 is 350532514500404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 404005415235053 - 2³² = 404001120267757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 404005415235053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404005415235083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18219769523 + ... + 18219791696.

It is an arithmetic number, because the mean of its divisors is an integer number (101010463701840).

Almost surely, 2^{404005415235053} is an apocalyptic number.

It is an amenable number.

404005415235053 is a deficient number, since it is larger than the sum of its proper divisors (36439572307).

404005415235053 is a wasteful number, since it uses less digits than its factorization.

404005415235053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36439572306.

The product of its (nonzero) digits is 720000, while the sum is 41.

Adding to 404005415235053 its reverse (350532514500404), we get a palindrome (754537929735457).

The spelling of 404005415235053 in words is "four hundred four trillion, five billion, four hundred fifteen million, two hundred thirty-five thousand, fifty-three".