252502545030 has 128 divisors (see below), whose sum is σ = 624481228800. Its totient is φ = 65305067520.

The previous prime is 252502545023. The next prime is 252502545041. The reversal of 252502545030 is 30545205252.

It is a junction number, because it is equal to n+sod(n) for n = 252502544982 and 252502545000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 134954995 + ... + 134956865.

It is an arithmetic number, because the mean of its divisors is an integer number (4878759600).

Almost surely, 2^252502545030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252502545030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312240614400).

252502545030 is an abundant number, since it is smaller than the sum of its proper divisors (371978683770).

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

252502545030 is a wasteful number, since it uses less digits than its factorization.

252502545030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2606.

The product of its (nonzero) digits is 60000, while the sum is 33.

The spelling of 252502545030 in words is "two hundred fifty-two billion, five hundred two million, five hundred forty-five thousand, thirty".