2505525299 has 4 divisors (see below), whose sum is σ = 2506841064. Its totient is φ = 2504209536.

The previous prime is 2505525289. The next prime is 2505525301. The reversal of 2505525299 is 9925255052.

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 2505525299 - 2⁴ = 2505525283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2505525259) 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, 655022 + ... + 658835.

It is an arithmetic number, because the mean of its divisors is an integer number (626710266).

Almost surely, 2^2505525299 is an apocalyptic number.

2505525299 is a deficient number, since it is larger than the sum of its proper divisors (1315765).

2505525299 is a wasteful number, since it uses less digits than its factorization.

2505525299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315764.

The product of its (nonzero) digits is 405000, while the sum is 44.

The square root of 2505525299 is about 50055.2224947607. Note that the first 3 decimals coincide. The cubic root of 2505525299 is about 1358.2079371900.

The spelling of 2505525299 in words is "two billion, five hundred five million, five hundred twenty-five thousand, two hundred ninety-nine".