2505425507 has 24 divisors (see below), whose sum is σ = 2971715040. Its totient is φ = 2101532160.

The previous prime is 2505425497. The next prime is 2505425509. The reversal of 2505425507 is 7055245052.

It is not a de Polignac number, because 2505425507 - 2¹⁶ = 2505359971 is a prime.

It is a super-2 number, since 2×2505425507² = 12554313942252414098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2505425509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68282 + ... + 98352.

It is an arithmetic number, because the mean of its divisors is an integer number (123821460).

Almost surely, 2^2505425507 is an apocalyptic number.

2505425507 is a deficient number, since it is larger than the sum of its proper divisors (466289533).

2505425507 is a wasteful number, since it uses less digits than its factorization.

2505425507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30143 (or 30130 counting only the distinct ones).

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

The square root of 2505425507 is about 50054.2256657717. The cubic root of 2505425507 is about 1358.1899050317.

The spelling of 2505425507 in words is "two billion, five hundred five million, four hundred twenty-five thousand, five hundred seven".