2505045507 has 4 divisors (see below), whose sum is σ = 3340060680. Its totient is φ = 1670030336.

The previous prime is 2505045503. The next prime is 2505045509. The reversal of 2505045507 is 7055405052.

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 2505045507 - 2² = 2505045503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2505045503) by changing a digit.

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, 417507582 + ... + 417507587.

It is an arithmetic number, because the mean of its divisors is an integer number (835015170).

Almost surely, 2^2505045507 is an apocalyptic number.

2505045507 is a deficient number, since it is larger than the sum of its proper divisors (835015173).

2505045507 is an equidigital number, since it uses as much as digits as its factorization.

2505045507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835015172.

The product of its (nonzero) digits is 35000, while the sum is 33.

The square root of 2505045507 is about 50050.4296385156. The cubic root of 2505045507 is about 1358.1212356237.

The spelling of 2505045507 in words is "two billion, five hundred five million, forty-five thousand, five hundred seven".