23202440250 has 128 divisors (see below), whose sum is σ = 65925550080. Its totient is φ = 5380232000.

The previous prime is 23202440237. The next prime is 23202440269. The reversal of 23202440250 is 5204420232.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23202440250.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 128611 + ... + 250889.

It is an arithmetic number, because the mean of its divisors is an integer number (515043360).

Almost surely, 2^23202440250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23202440250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32962775040).

23202440250 is an abundant number, since it is smaller than the sum of its proper divisors (42723109830).

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

23202440250 is a wasteful number, since it uses less digits than its factorization.

23202440250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122333 (or 122323 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

Adding to 23202440250 its reverse (5204420232), we get a palindrome (28406860482).

The spelling of 23202440250 in words is "twenty-three billion, two hundred two million, four hundred forty thousand, two hundred fifty".