5200066666 has 16 divisors (see below), whose sum is σ = 8055936000. Its totient is φ = 2514842640.

The previous prime is 5200066649. The next prime is 5200066681. The reversal of 5200066666 is 6666600025.

5200066666 is a modest number, since divided by 66666 gives 52000 as remainder.

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, 102960 + ... + 144916.

It is an arithmetic number, because the mean of its divisors is an integer number (503496000).

Almost surely, 2^5200066666 is an apocalyptic number.

5200066666 is a deficient number, since it is larger than the sum of its proper divisors (2855869334).

5200066666 is a wasteful number, since it uses less digits than its factorization.

5200066666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43989.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 5200066666 is about 72111.4877533393. The cubic root of 5200066666 is about 1732.4856143292.

The spelling of 5200066666 in words is "five billion, two hundred million, sixty-six thousand, six hundred sixty-six".