555020044 has 12 divisors (see below), whose sum is σ = 971828368. Its totient is φ = 277354800.

The previous prime is 555020033. The next prime is 555020047. The reversal of 555020044 is 440020555.

It is not an unprimeable number, because it can be changed into a prime (555020047) 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, 30567 + ... + 45214.

Almost surely, 2^555020044 is an apocalyptic number.

It is an amenable number.

555020044 is a deficient number, since it is larger than the sum of its proper divisors (416808324).

555020044 is a wasteful number, since it uses less digits than its factorization.

555020044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77616 (or 77614 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 555020044 is about 23558.8633851466. The cubic root of 555020044 is about 821.8064695161.

Adding to 555020044 its reverse (440020555), we get a palindrome (995040599).

The spelling of 555020044 in words is "five hundred fifty-five million, twenty thousand, forty-four".