545783044 has 9 divisors (see below), whose sum is σ = 955202101. Its totient is φ = 272868160.

The previous prime is 545783027. The next prime is 545783053. The reversal of 545783044 is 440387545.

The square root of 545783044 is 23362.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 276823044 + 268960000 = 16638^2 + 16400^2 .

It is a super-2 number, since 2×545783044² = 595758262235811872, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545782988 and 545783006.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 40884 + ... + 52564.

Almost surely, 2^545783044 is an apocalyptic number.

545783044 is the 23362-nd square number.

It is an amenable number.

545783044 is a deficient number, since it is larger than the sum of its proper divisors (409419057).

545783044 is an frugal number, since it uses more digits than its factorization.

545783044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23366 (or 11683 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 40.

The cubic root of 545783044 is about 817.2219313820.

The spelling of 545783044 in words is "five hundred forty-five million, seven hundred eighty-three thousand, forty-four".