545912404 has 12 divisors (see below), whose sum is σ = 955735200. Its totient is φ = 272845208.

The previous prime is 545912401. The next prime is 545912453. The reversal of 545912404 is 404219545.

It is a self number, because there is not a number n which added to its sum of digits gives 545912404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545912401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16144 + ... + 36775.

It is an arithmetic number, because the mean of its divisors is an integer number (79644600).

Almost surely, 2^545912404 is an apocalyptic number.

It is an amenable number.

545912404 is a deficient number, since it is larger than the sum of its proper divisors (409822796).

545912404 is a wasteful number, since it uses less digits than its factorization.

545912404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55502 (or 55500 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 545912404 is about 23364.7684345469. The cubic root of 545912404 is about 817.2864915151.

The spelling of 545912404 in words is "five hundred forty-five million, nine hundred twelve thousand, four hundred four".