556516166605 has 32 divisors (see below), whose sum is σ = 764700456960. Its totient is φ = 380872687680.

The previous prime is 556516166603. The next prime is 556516166669. The reversal of 556516166605 is 506661615655.

556516166605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 556516166605 - 2¹ = 556516166603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556516166603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41865010 + ... + 41878300.

It is an arithmetic number, because the mean of its divisors is an integer number (23896889280).

Almost surely, 2^556516166605 is an apocalyptic number.

It is an amenable number.

556516166605 is a deficient number, since it is larger than the sum of its proper divisors (208184290355).

556516166605 is a wasteful number, since it uses less digits than its factorization.

556516166605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15529.

The product of its (nonzero) digits is 4860000, while the sum is 52.

The spelling of 556516166605 in words is "five hundred fifty-six billion, five hundred sixteen million, one hundred sixty-six thousand, six hundred five".