5501210666 has 16 divisors (see below), whose sum is σ = 9471834240. Its totient is φ = 2347364880.

The previous prime is 5501210647. The next prime is 5501210669. The reversal of 5501210666 is 6660121055.

It is not an unprimeable number, because it can be changed into a prime (5501210669) 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, 854750 + ... + 861161.

It is an arithmetic number, because the mean of its divisors is an integer number (591989640).

Almost surely, 2^5501210666 is an apocalyptic number.

5501210666 is a deficient number, since it is larger than the sum of its proper divisors (3970623574).

5501210666 is a wasteful number, since it uses less digits than its factorization.

5501210666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716149.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 5501210666 is about 74170.1467303389. The cubic root of 5501210666 is about 1765.3036755155.

The spelling of 5501210666 in words is "five billion, five hundred one million, two hundred ten thousand, six hundred sixty-six".