5050556666 has 8 divisors (see below), whose sum is σ = 7718775444. Its totient is φ = 2477631520.

The previous prime is 5050556659. The next prime is 5050556689. The reversal of 5050556666 is 6666550505.

It can be written as a sum of positive squares in 2 ways, for example, as 4665573025 + 384983641 = 68305^2 + 19621^2 .

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

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, 23823275 + ... + 23823486.

Almost surely, 2^5050556666 is an apocalyptic number.

5050556666 is a deficient number, since it is larger than the sum of its proper divisors (2668218778).

5050556666 is a wasteful number, since it uses less digits than its factorization.

5050556666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47646816.

The product of its (nonzero) digits is 810000, while the sum is 44.

The square root of 5050556666 is about 71067.2685981388. The cubic root of 5050556666 is about 1715.7200087711.

The spelling of 5050556666 in words is "five billion, fifty million, five hundred fifty-six thousand, six hundred sixty-six".