2505611316 has 48 divisors (see below), whose sum is σ = 6305097344. Its totient is φ = 769862016.

The previous prime is 2505611309. The next prime is 2505611327. The reversal of 2505611316 is 6131165052.

It is a congruent 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, 102366 + ... + 124458.

Almost surely, 2^2505611316 is an apocalyptic number.

2505611316 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2505611316 is an abundant number, since it is smaller than the sum of its proper divisors (3799486028).

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

2505611316 is a wasteful number, since it uses less digits than its factorization.

2505611316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22840 (or 22838 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 2505611316 is about 50056.0817084198. The cubic root of 2505611316 is about 1358.2234798568.

Adding to 2505611316 its reverse (6131165052), we get a palindrome (8636776368).

The spelling of 2505611316 in words is "two billion, five hundred five million, six hundred eleven thousand, three hundred sixteen".