404555045413 has 4 divisors (see below), whose sum is σ = 406673134848. Its totient is φ = 402436955980.

The previous prime is 404555045369. The next prime is 404555045429. The reversal of 404555045413 is 314540555404.

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 404555045413 - 2³⁷ = 267116091941 is a prime.

It is a super-3 number, since 3×404555045413³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404558045413) 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, 1059044431 + ... + 1059044812.

It is an arithmetic number, because the mean of its divisors is an integer number (101668283712).

Almost surely, 2^404555045413 is an apocalyptic number.

It is an amenable number.

404555045413 is a deficient number, since it is larger than the sum of its proper divisors (2118089435).

404555045413 is a wasteful number, since it uses less digits than its factorization.

404555045413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118089434.

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 404555045413 in words is "four hundred four billion, five hundred fifty-five million, forty-five thousand, four hundred thirteen".