2505590505 has 24 divisors (see below), whose sum is σ = 4737844800. Its totient is φ = 1214831520.

The previous prime is 2505590501. The next prime is 2505590513. The reversal of 2505590505 is 5050955052.

2505590505 is a `hidden beast` number, since 2 + 50 + 559 + 0 + 50 + 5 = 666.

It is not a de Polignac number, because 2505590505 - 2² = 2505590501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2505590505.

It is not an unprimeable number, because it can be changed into a prime (2505590501) 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, 2530405 + ... + 2531394.

It is an arithmetic number, because the mean of its divisors is an integer number (197410200).

Almost surely, 2^2505590505 is an apocalyptic number.

It is an amenable number.

2505590505 is a deficient number, since it is larger than the sum of its proper divisors (2232254295).

2505590505 is a wasteful number, since it uses less digits than its factorization.

2505590505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5061821 (or 5061818 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 36.

The square root of 2505590505 is about 50055.8738311499. The cubic root of 2505590505 is about 1358.2197194881.

The spelling of 2505590505 in words is "two billion, five hundred five million, five hundred ninety thousand, five hundred five".