2516304331 has 2 divisors, whose sum is σ = 2516304332. Its totient is φ = 2516304330.

The previous prime is 2516304319. The next prime is 2516304359. The reversal of 2516304331 is 1334036152.

It is an a-pointer prime, because the next prime (2516304359) can be obtained adding 2516304331 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2516304331 is a prime.

It is a super-2 number, since 2×2516304331² = 12663574972418715122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2516304331.

It is not a weakly prime, because it can be changed into another prime (2516304361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258152165 + 1258152166.

It is an arithmetic number, because the mean of its divisors is an integer number (1258152166).

Almost surely, 2^2516304331 is an apocalyptic number.

2516304331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2516304331 is an equidigital number, since it uses as much as digits as its factorization.

2516304331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2516304331 is about 50162.7783421134. The cubic root of 2516304331 is about 1360.1528683052.

The spelling of 2516304331 in words is "two billion, five hundred sixteen million, three hundred four thousand, three hundred thirty-one".