252543039936 has 224 divisors, whose sum is σ = 785145292800. Its totient is φ = 70813854720.

The previous prime is 252543039883. The next prime is 252543039971. The reversal of 252543039936 is 639930345252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1652325 + ... + 1798683.

Almost surely, 2^252543039936 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 252543039936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392572646400).

252543039936 is an abundant number, since it is smaller than the sum of its proper divisors (532602252864).

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

252543039936 is a wasteful number, since it uses less digits than its factorization.

252543039936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146447 (or 146437 counting only the distinct ones).

The product of its (nonzero) digits is 5248800, while the sum is 51.

The spelling of 252543039936 in words is "two hundred fifty-two billion, five hundred forty-three million, thirty-nine thousand, nine hundred thirty-six".