52211882666 has 8 divisors (see below), whose sum is σ = 78468147684. Its totient is φ = 26055833440.

The previous prime is 52211882651. The next prime is 52211882707. The reversal of 52211882666 is 66628811225.

It can be written as a sum of positive squares in 2 ways, for example, as 42465257041 + 9746625625 = 206071^2 + 98725^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 52211882666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25052645 + ... + 25054728.

Almost surely, 2^52211882666 is an apocalyptic number.

52211882666 is a deficient number, since it is larger than the sum of its proper divisors (26256265018).

52211882666 is a wasteful number, since it uses less digits than its factorization.

52211882666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50107896.

The product of its digits is 552960, while the sum is 47.

The spelling of 52211882666 in words is "fifty-two billion, two hundred eleven million, eight hundred eighty-two thousand, six hundred sixty-six".