2516255505 has 24 divisors (see below), whose sum is σ = 4371389568. Its totient is φ = 1338962976.

The previous prime is 2516255503. The next prime is 2516255513. The reversal of 2516255505 is 5055526152.

2516255505 is a `hidden beast` number, since 25 + 1 + 625 + 5 + 5 + 0 + 5 = 666.

It is not a de Polignac number, because 2516255505 - 2¹ = 2516255503 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2516255505.

It is not an unprimeable number, because it can be changed into a prime (2516255501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43177 + ... + 83046.

It is an arithmetic number, because the mean of its divisors is an integer number (182141232).

Almost surely, 2^2516255505 is an apocalyptic number.

It is an amenable number.

2516255505 is a deficient number, since it is larger than the sum of its proper divisors (1855134063).

2516255505 is a wasteful number, since it uses less digits than its factorization.

2516255505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126677 (or 126674 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The square root of 2516255505 is about 50162.2916641575. The cubic root of 2516255505 is about 1360.1440708461.

The spelling of 2516255505 in words is "two billion, five hundred sixteen million, two hundred fifty-five thousand, five hundred five".