2505762530 has 64 divisors (see below), whose sum is σ = 4685942016. Its totient is φ = 964320000.

The previous prime is 2505762529. The next prime is 2505762569. The reversal of 2505762530 is 352675052.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 31 ways as a sum of consecutive naturals, for example, 5951720 + ... + 5952140.

It is an arithmetic number, because the mean of its divisors is an integer number (73217844).

Almost surely, 2^2505762530 is an apocalyptic number.

2505762530 is a deficient number, since it is larger than the sum of its proper divisors (2180179486).

2505762530 is a wasteful number, since it uses less digits than its factorization.

2505762530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 2505762530 is about 50057.5921314639. The cubic root of 2505762530 is about 1358.2508023007.

The spelling of 2505762530 in words is "two billion, five hundred five million, seven hundred sixty-two thousand, five hundred thirty".