556065663 has 8 divisors (see below), whose sum is σ = 741566976. Its totient is φ = 370637400.

The previous prime is 556065661. The next prime is 556065667. The reversal of 556065663 is 366560655.

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

It is not a de Polignac number, because 556065663 - 2¹ = 556065661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556065661) 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, 3058 + ... + 33488.

It is an arithmetic number, because the mean of its divisors is an integer number (92695872).

Almost surely, 2^556065663 is an apocalyptic number.

556065663 is a deficient number, since it is larger than the sum of its proper divisors (185501313).

556065663 is a wasteful number, since it uses less digits than its factorization.

556065663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36525.

The product of its (nonzero) digits is 486000, while the sum is 42.

The square root of 556065663 is about 23581.0445697386. The cubic root of 556065663 is about 822.3222211026.

The spelling of 556065663 in words is "five hundred fifty-six million, sixty-five thousand, six hundred sixty-three".