250331222240 has 96 divisors (see below), whose sum is σ = 645365460096. Its totient is φ = 91002216960.

The previous prime is 250331222237. The next prime is 250331222243. The reversal of 250331222240 is 42222133052.

250331222240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (250331222237) and next prime (250331222243).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250331222243) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6392159 + ... + 6431201.

It is an arithmetic number, because the mean of its divisors is an integer number (6722556876).

Almost surely, 2^250331222240 is an apocalyptic number.

250331222240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 250331222240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322682730048).

250331222240 is an abundant number, since it is smaller than the sum of its proper divisors (395034237856).

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

250331222240 is a wasteful number, since it uses less digits than its factorization.

250331222240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42712 (or 42704 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 250331222240 its reverse (42222133052), we get a palindrome (292553355292).

The spelling of 250331222240 in words is "two hundred fifty billion, three hundred thirty-one million, two hundred twenty-two thousand, two hundred forty".