252337666266 has 192 divisors, whose sum is σ = 649991946240. Its totient is φ = 69257099520.

The previous prime is 252337666247. The next prime is 252337666297. The reversal of 252337666266 is 662666733252.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 91194015 + ... + 91196781.

It is an arithmetic number, because the mean of its divisors is an integer number (3385374720).

Almost surely, 2^252337666266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252337666266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324995973120).

252337666266 is an abundant number, since it is smaller than the sum of its proper divisors (397654279974).

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

252337666266 is a wasteful number, since it uses less digits than its factorization.

252337666266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3089 (or 3086 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 54.

The spelling of 252337666266 in words is "two hundred fifty-two billion, three hundred thirty-seven million, six hundred sixty-six thousand, two hundred sixty-six".