52666326850 has 24 divisors (see below), whose sum is σ = 97966112580. Its totient is φ = 21065080320.

The previous prime is 52666326847. The next prime is 52666326851. The reversal of 52666326850 is 5862366625.

It can be written as a sum of positive squares in 6 ways, for example, as 16794345649 + 35871981201 = 129593^2 + 189399^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52666326794 and 52666326803.

It is not an unprimeable number, because it can be changed into a prime (52666326851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 978234 + ... + 1030666.

Almost surely, 2^52666326850 is an apocalyptic number.

52666326850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52666326850 is a deficient number, since it is larger than the sum of its proper divisors (45299785730).

52666326850 is a wasteful number, since it uses less digits than its factorization.

52666326850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72534 (or 72529 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 52666326850 in words is "fifty-two billion, six hundred sixty-six million, three hundred twenty-six thousand, eight hundred fifty".