2505475250 has 32 divisors (see below), whose sum is σ = 4693746096. Its totient is φ = 1001443200.

The previous prime is 2505475243. The next prime is 2505475253. The reversal of 2505475250 is 525745052.

It can be written as a sum of positive squares in 8 ways, for example, as 18757561 + 2486717689 = 4331^2 + 49867^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2505475250.

It is not an unprimeable number, because it can be changed into a prime (2505475253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435392 + ... + 441108.

Almost surely, 2^2505475250 is an apocalyptic number.

2505475250 is a deficient number, since it is larger than the sum of its proper divisors (2188270846).

2505475250 is a wasteful number, since it uses less digits than its factorization.

2505475250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7487 (or 7477 counting only the distinct ones).

The product of its (nonzero) digits is 70000, while the sum is 35.

The square root of 2505475250 is about 50054.7225544204. The cubic root of 2505475250 is about 1358.1988935240.

The spelling of 2505475250 in words is "two billion, five hundred five million, four hundred seventy-five thousand, two hundred fifty".