5512020666 has 8 divisors (see below), whose sum is σ = 11024041344. Its totient is φ = 1837340220.

The previous prime is 5512020659. The next prime is 5512020671. The reversal of 5512020666 is 6660202155.

It is a happy number.

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

5512020666 is an admirable number.

It is a super-2 number, since 2×5512020666² = 60764743644822167112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459335050 + ... + 459335061.

It is an arithmetic number, because the mean of its divisors is an integer number (1378005168).

Almost surely, 2^5512020666 is an apocalyptic number.

5512020666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5512020666 is a wasteful number, since it uses less digits than its factorization.

5512020666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918670116.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 5512020666 is about 74242.9839513472. The cubic root of 5512020666 is about 1766.4592058195.

The spelling of 5512020666 in words is "five billion, five hundred twelve million, twenty thousand, six hundred sixty-six".