5556064066 has 16 divisors (see below), whose sum is σ = 10084957056. Its totient is φ = 2241101376.

The previous prime is 5556064057. The next prime is 5556064079. The reversal of 5556064066 is 6604606555.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11672166 + ... + 11672641.

It is an arithmetic number, because the mean of its divisors is an integer number (630309816).

Almost surely, 2^5556064066 is an apocalyptic number.

5556064066 is a deficient number, since it is larger than the sum of its proper divisors (4528892990).

5556064066 is a wasteful number, since it uses less digits than its factorization.

5556064066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23344833.

The product of its (nonzero) digits is 648000, while the sum is 43.

The square root of 5556064066 is about 74539.0103637015. The cubic root of 5556064066 is about 1771.1516509539.

The spelling of 5556064066 in words is "five billion, five hundred fifty-six million, sixty-four thousand, sixty-six".