2516172320 has 48 divisors (see below), whose sum is σ = 5980988160. Its totient is φ = 1000283904.

The previous prime is 2516172317. The next prime is 2516172353. The reversal of 2516172320 is 232716152.

It is a happy number.

It is a super-2 number, since 2×2516172320² = 12662246287868364800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22160 + ... + 74319.

It is an arithmetic number, because the mean of its divisors is an integer number (124603920).

Almost surely, 2^2516172320 is an apocalyptic number.

2516172320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2516172320 is an abundant number, since it is smaller than the sum of its proper divisors (3464815840).

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

2516172320 is a wasteful number, since it uses less digits than its factorization.

2516172320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96657 (or 96649 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2516172320 is about 50161.4624986154. The cubic root of 2516172320 is about 1360.1290823270.

Adding to 2516172320 its reverse (232716152), we get a palindrome (2748888472).

The spelling of 2516172320 in words is "two billion, five hundred sixteen million, one hundred seventy-two thousand, three hundred twenty".