556827845 has 8 divisors (see below), whose sum is σ = 763649664. Its totient is φ = 381824784.

The previous prime is 556827841. The next prime is 556827863. The reversal of 556827845 is 548728655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 556827845 - 2² = 556827841 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 556827793 and 556827802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556827841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7954649 + ... + 7954718.

It is an arithmetic number, because the mean of its divisors is an integer number (95456208).

Almost surely, 2^556827845 is an apocalyptic number.

It is an amenable number.

556827845 is a deficient number, since it is larger than the sum of its proper divisors (206821819).

556827845 is a wasteful number, since it uses less digits than its factorization.

556827845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15909379.

The product of its digits is 2688000, while the sum is 50.

The square root of 556827845 is about 23597.1999398234. The cubic root of 556827845 is about 822.6977601171.

The spelling of 556827845 in words is "five hundred fifty-six million, eight hundred twenty-seven thousand, eight hundred forty-five".