404513255345 has 16 divisors (see below), whose sum is σ = 500521508928. Its totient is φ = 313609896000.

The previous prime is 404513255317. The next prime is 404513255351. The reversal of 404513255345 is 543552315404.

It is not a de Polignac number, because 404513255345 - 2¹⁶ = 404513189809 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4309259 + ... + 4402128.

It is an arithmetic number, because the mean of its divisors is an integer number (31282594308).

Almost surely, 2^404513255345 is an apocalyptic number.

It is an amenable number.

404513255345 is a deficient number, since it is larger than the sum of its proper divisors (96008253583).

404513255345 is a wasteful number, since it uses less digits than its factorization.

404513255345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8711680.

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

The spelling of 404513255345 in words is "four hundred four billion, five hundred thirteen million, two hundred fifty-five thousand, three hundred forty-five".