556393045 has 16 divisors (see below), whose sum is σ = 725760000. Its totient is φ = 407029824.

The previous prime is 556393037. The next prime is 556393109. The reversal of 556393045 is 540393655.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 556393045 - 2³ = 556393037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556392989 and 556393007.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 33045 + ... + 46954.

It is an arithmetic number, because the mean of its divisors is an integer number (45360000).

Almost surely, 2^556393045 is an apocalyptic number.

It is an amenable number.

556393045 is a deficient number, since it is larger than the sum of its proper divisors (169366955).

556393045 is a wasteful number, since it uses less digits than its factorization.

556393045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80124.

The product of its (nonzero) digits is 243000, while the sum is 40.

The square root of 556393045 is about 23587.9851831393. The cubic root of 556393045 is about 822.4835693604.

The spelling of 556393045 in words is "five hundred fifty-six million, three hundred ninety-three thousand, forty-five".