539645044 has 12 divisors (see below), whose sum is σ = 985438944. Its totient is φ = 258091064.

The previous prime is 539645039. The next prime is 539645053. The reversal of 539645044 is 440546935.

It is a junction number, because it is equal to n+sod(n) for n = 539644988 and 539645006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2932762 + ... + 2932945.

It is an arithmetic number, because the mean of its divisors is an integer number (82119912).

Almost surely, 2^539645044 is an apocalyptic number.

It is an amenable number.

539645044 is a deficient number, since it is larger than the sum of its proper divisors (445793900).

539645044 is a wasteful number, since it uses less digits than its factorization.

539645044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5865734 (or 5865732 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 539645044 is about 23230.2613846681. The cubic root of 539645044 is about 814.1468201623.

The spelling of 539645044 in words is "five hundred thirty-nine million, six hundred forty-five thousand, forty-four".