2516661596 has 6 divisors (see below), whose sum is σ = 4404157800. Its totient is φ = 1258330796.

The previous prime is 2516661529. The next prime is 2516661601. The reversal of 2516661596 is 6951666152.

It is a self number, because there is not a number n which added to its sum of digits gives 2516661596.

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 as a sum of consecutive naturals, namely, 314582696 + ... + 314582703.

It is an arithmetic number, because the mean of its divisors is an integer number (734026300).

Almost surely, 2^2516661596 is an apocalyptic number.

It is an amenable number.

2516661596 is a deficient number, since it is larger than the sum of its proper divisors (1887496204).

2516661596 is a wasteful number, since it uses less digits than its factorization.

2516661596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629165403 (or 629165401 counting only the distinct ones).

The product of its digits is 583200, while the sum is 47.

The square root of 2516661596 is about 50166.3392724644. The cubic root of 2516661596 is about 1360.2172367804.

The spelling of 2516661596 in words is "two billion, five hundred sixteen million, six hundred sixty-one thousand, five hundred ninety-six".