2505563395 has 4 divisors (see below), whose sum is σ = 3006676080. Its totient is φ = 2004450712.

The previous prime is 2505563381. The next prime is 2505563407. The reversal of 2505563395 is 5933655052.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2505563395 - 2⁵ = 2505563363 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250556335 + ... + 250556344.

It is an arithmetic number, because the mean of its divisors is an integer number (751669020).

Almost surely, 2^2505563395 is an apocalyptic number.

2505563395 is a deficient number, since it is larger than the sum of its proper divisors (501112685).

2505563395 is an equidigital number, since it uses as much as digits as its factorization.

2505563395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501112684.

The product of its (nonzero) digits is 607500, while the sum is 43.

The square root of 2505563395 is about 50055.6030330272. The cubic root of 2505563395 is about 1358.2148209131.

The spelling of 2505563395 in words is "two billion, five hundred five million, five hundred sixty-three thousand, three hundred ninety-five".