201044324240 has 40 divisors (see below), whose sum is σ = 494923825080. Its totient is φ = 75687274496.

The previous prime is 201044324233. The next prime is 201044324249. The reversal of 201044324240 is 42423440102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 30148071424 + 170896252816 = 173632^2 + 413396^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (201044324249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73911995 + ... + 73914714.

It is an arithmetic number, because the mean of its divisors is an integer number (12373095627).

Almost surely, 2^201044324240 is an apocalyptic number.

201044324240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201044324240 is an abundant number, since it is smaller than the sum of its proper divisors (293879500840).

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

201044324240 is a wasteful number, since it uses less digits than its factorization.

201044324240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147826739 (or 147826733 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 201044324240 its reverse (42423440102), we get a palindrome (243467764342).

The spelling of 201044324240 in words is "two hundred one billion, forty-four million, three hundred twenty-four thousand, two hundred forty".