2516302504 has 8 divisors (see below), whose sum is σ = 4718067210. Its totient is φ = 1258151248.

The previous prime is 2516302469. The next prime is 2516302517. The reversal of 2516302504 is 4052036152.

It can be written as a sum of positive squares in only one way, i.e., 1806080004 + 710222500 = 42498^2 + 26650^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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, 157268899 + ... + 157268914.

Almost surely, 2^2516302504 is an apocalyptic number.

It is an amenable number.

2516302504 is a deficient number, since it is larger than the sum of its proper divisors (2201764706).

2516302504 is a wasteful number, since it uses less digits than its factorization.

2516302504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314537819 (or 314537815 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2516302504 is about 50162.7601313963. The cubic root of 2516302504 is about 1360.1525391188.

Adding to 2516302504 its reverse (4052036152), we get a palindrome (6568338656).

The spelling of 2516302504 in words is "two billion, five hundred sixteen million, three hundred two thousand, five hundred four".