252566071608 has 64 divisors (see below), whose sum is σ = 647530974720. Its totient is φ = 82044460800.

The previous prime is 252566071559. The next prime is 252566071661. The reversal of 252566071608 is 806170665252.

It is a happy number.

252566071608 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×252566071608³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 750993 + ... + 1033983.

It is an arithmetic number, because the mean of its divisors is an integer number (10117671480).

Almost surely, 2^252566071608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252566071608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323765487360).

252566071608 is an abundant number, since it is smaller than the sum of its proper divisors (394964903112).

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

252566071608 is a wasteful number, since it uses less digits than its factorization.

252566071608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283948 (or 283944 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 252566071608 in words is "two hundred fifty-two billion, five hundred sixty-six million, seventy-one thousand, six hundred eight".