250204553140 has 48 divisors (see below), whose sum is σ = 540010270800. Its totient is φ = 97308352512.

The previous prime is 250204553117. The next prime is 250204553143. The reversal of 250204553140 is 41355402052.

250204553140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1349239824 + 248855313316 = 36732^2 + 498854^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250204553143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 939156 + ... + 1175764.

It is an arithmetic number, because the mean of its divisors is an integer number (11250213975).

Almost surely, 2^250204553140 is an apocalyptic number.

250204553140 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 250204553140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270005135400).

250204553140 is an abundant number, since it is smaller than the sum of its proper divisors (289805717660).

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

250204553140 is a wasteful number, since it uses less digits than its factorization.

250204553140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238084 (or 238082 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 250204553140 its reverse (41355402052), we get a palindrome (291559955192).

The spelling of 250204553140 in words is "two hundred fifty billion, two hundred four million, five hundred fifty-three thousand, one hundred forty".