2104501440 has 112 divisors (see below), whose sum is σ = 6691652352. Its totient is φ = 560372736.

The previous prime is 2104501397. The next prime is 2104501453. The reversal of 2104501440 is 441054012.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 927187 + ... + 929453.

It is an arithmetic number, because the mean of its divisors is an integer number (59746896).

Almost surely, 2^2104501440 is an apocalyptic number.

2104501440 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 2104501440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3345826176).

2104501440 is an abundant number, since it is smaller than the sum of its proper divisors (4587150912).

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

2104501440 is a wasteful number, since it uses less digits than its factorization.

2104501440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3254 (or 3244 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2104501440 is about 45874.8453948348. The cubic root of 2104501440 is about 1281.4935040974.

Adding to 2104501440 its reverse (441054012), we get a palindrome (2545555452).

The spelling of 2104501440 in words is "two billion, one hundred four million, five hundred one thousand, four hundred forty".