2501447040 has 192 divisors, whose sum is σ = 8917084800. Its totient is φ = 645488640.

The previous prime is 2501447029. The next prime is 2501447057. The reversal of 2501447040 is 407441052.

It is a tau number, because it is divible by the number of its divisors (192).

It is a junction number, because it is equal to n+sod(n) for n = 2501446995 and 2501447013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 171556 + ... + 185564.

It is an arithmetic number, because the mean of its divisors is an integer number (46443150).

Almost surely, 2^2501447040 is an apocalyptic number.

2501447040 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 2501447040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4458542400).

2501447040 is an abundant number, since it is smaller than the sum of its proper divisors (6415637760).

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

2501447040 is a wasteful number, since it uses less digits than its factorization.

2501447040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14065 (or 14050 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 2501447040 is about 50014.4683066810. The cubic root of 2501447040 is about 1357.4706158490.

Adding to 2501447040 its reverse (407441052), we get a palindrome (2908888092).

The spelling of 2501447040 in words is "two billion, five hundred one million, four hundred forty-seven thousand, forty".