404111013214409 has 4 divisors (see below), whose sum is σ = 404516340209604. Its totient is φ = 403705686219216.

The previous prime is 404111013214397. The next prime is 404111013214427. The reversal of 404111013214409 is 904412310111404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 260091740569600 + 144019272644809 = 16127360^2 + 12000803^2 .

It is a cyclic number.

It is not a de Polignac number, because 404111013214409 - 2⁴ = 404111013214393 is a prime.

It is a super-2 number, since 2×404111013214409² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404111013214309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202663496102 + ... + 202663498095.

It is an arithmetic number, because the mean of its divisors is an integer number (101129085052401).

Almost surely, 2^{404111013214409} is an apocalyptic number.

It is an amenable number.

404111013214409 is a deficient number, since it is larger than the sum of its proper divisors (405326995195).

404111013214409 is an equidigital number, since it uses as much as digits as its factorization.

404111013214409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405326995194.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 404111013214409 in words is "four hundred four trillion, one hundred eleven billion, thirteen million, two hundred fourteen thousand, four hundred nine".