556660650166 has 8 divisors (see below), whose sum is σ = 849143364840. Its totient is φ = 273612861888.

The previous prime is 556660650163. The next prime is 556660650173. The reversal of 556660650166 is 661056066655.

556660650166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556660650163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2358731451 + ... + 2358731686.

It is an arithmetic number, because the mean of its divisors is an integer number (106142920605).

Almost surely, 2^556660650166 is an apocalyptic number.

556660650166 is a deficient number, since it is larger than the sum of its proper divisors (292482714674).

556660650166 is a wasteful number, since it uses less digits than its factorization.

556660650166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4717463198.

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 556660650166 in words is "five hundred fifty-six billion, six hundred sixty million, six hundred fifty thousand, one hundred sixty-six".