2505075523 has 4 divisors (see below), whose sum is σ = 2566174968. Its totient is φ = 2443976080.

The previous prime is 2505075509. The next prime is 2505075527. The reversal of 2505075523 is 3255705052.

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 2505075523 - 2⁹ = 2505075011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2505075527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30549661 + ... + 30549742.

It is an arithmetic number, because the mean of its divisors is an integer number (641543742).

Almost surely, 2^2505075523 is an apocalyptic number.

2505075523 is a deficient number, since it is larger than the sum of its proper divisors (61099445).

2505075523 is an equidigital number, since it uses as much as digits as its factorization.

2505075523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61099444.

The product of its (nonzero) digits is 52500, while the sum is 34.

The square root of 2505075523 is about 50050.7294951832. The cubic root of 2505075523 is about 1358.1266600367.

The spelling of 2505075523 in words is "two billion, five hundred five million, seventy-five thousand, five hundred twenty-three".