2501530416 has 480 divisors, whose sum is σ = 9660238848. Its totient is φ = 583925760.

The previous prime is 2501530379. The next prime is 2501530429. The reversal of 2501530416 is 6140351052.

It is a self number, because there is not a number n which added to its sum of digits gives 2501530416.

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 95 ways as a sum of consecutive naturals, for example, 4335120 + ... + 4335696.

Almost surely, 2^2501530416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2501530416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4830119424).

2501530416 is an abundant number, since it is smaller than the sum of its proper divisors (7158708432).

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

2501530416 is a wasteful number, since it uses less digits than its factorization.

2501530416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649 (or 640 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 2501530416 is about 50015.3018185435. The cubic root of 2501530416 is about 1357.4856976811.

Adding to 2501530416 its reverse (6140351052), we get a palindrome (8641881468).

The spelling of 2501530416 in words is "two billion, five hundred one million, five hundred thirty thousand, four hundred sixteen".