555125044 has 6 divisors (see below), whose sum is σ = 971468834. Its totient is φ = 277562520.

The previous prime is 555125017. The next prime is 555125101. The reversal of 555125044 is 440521555.

It can be written as a sum of positive squares in only one way, i.e., 297907600 + 257217444 = 17260^2 + 16038^2 .

It is a junction number, because it is equal to n+sod(n) for n = 555124997 and 555125015.

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 as a sum of consecutive naturals, namely, 69390627 + ... + 69390634.

Almost surely, 2^555125044 is an apocalyptic number.

It is an amenable number.

555125044 is a deficient number, since it is larger than the sum of its proper divisors (416343790).

555125044 is a wasteful number, since it uses less digits than its factorization.

555125044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138781265 (or 138781263 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 555125044 is about 23561.0917404097. The cubic root of 555125044 is about 821.8582900100.

Adding to 555125044 its reverse (440521555), we get a palindrome (995646599).

The spelling of 555125044 in words is "five hundred fifty-five million, one hundred twenty-five thousand, forty-four".