556451255 has 4 divisors (see below), whose sum is σ = 667741512. Its totient is φ = 445161000.

The previous prime is 556451249. The next prime is 556451317. The reversal of 556451255 is 552154655.

556451255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 556451255 - 2⁴ = 556451239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55645121 + ... + 55645130.

It is an arithmetic number, because the mean of its divisors is an integer number (166935378).

Almost surely, 2^556451255 is an apocalyptic number.

556451255 is a deficient number, since it is larger than the sum of its proper divisors (111290257).

556451255 is a wasteful number, since it uses less digits than its factorization.

556451255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111290256.

The product of its digits is 150000, while the sum is 38.

The square root of 556451255 is about 23589.2190417572. The cubic root of 556451255 is about 822.5122511825.

The spelling of 556451255 in words is "five hundred fifty-six million, four hundred fifty-one thousand, two hundred fifty-five".