2576368516 has 6 divisors (see below), whose sum is σ = 4508644910. Its totient is φ = 1288184256.

The previous prime is 2576368511. The next prime is 2576368523. The reversal of 2576368516 is 6158636752.

It can be written as a sum of positive squares in only one way, i.e., 2549846016 + 26522500 = 50496^2 + 5150^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2576368516.

It is not an unprimeable number, because it can be changed into a prime (2576368511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 322046061 + ... + 322046068.

Almost surely, 2^2576368516 is an apocalyptic number.

It is an amenable number.

2576368516 is a deficient number, since it is larger than the sum of its proper divisors (1932276394).

2576368516 is a wasteful number, since it uses less digits than its factorization.

2576368516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644092133 (or 644092131 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

The square root of 2576368516 is about 50757.9404231496. The cubic root of 2576368516 is about 1370.8901661513.

The spelling of 2576368516 in words is "two billion, five hundred seventy-six million, three hundred sixty-eight thousand, five hundred sixteen".