6567245725 has 12 divisors (see below), whose sum is σ = 8342005140. Its totient is φ = 5125654400.

The previous prime is 6567245719. The next prime is 6567245753. The reversal of 6567245725 is 5275427656.

It can be written as a sum of positive squares in 6 ways, for example, as 2070068004 + 4497177721 = 45498^2 + 67061^2 .

It is not a de Polignac number, because 6567245725 - 2¹¹ = 6567243677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3202510 + ... + 3204559.

It is an arithmetic number, because the mean of its divisors is an integer number (695167095).

Almost surely, 2^6567245725 is an apocalyptic number.

It is an amenable number.

6567245725 is a deficient number, since it is larger than the sum of its proper divisors (1774759415).

6567245725 is a wasteful number, since it uses less digits than its factorization.

6567245725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6407120 (or 6407115 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 49.

The square root of 6567245725 is about 81038.5446870809. The cubic root of 6567245725 is about 1872.6692912847.

The spelling of 6567245725 in words is "six billion, five hundred sixty-seven million, two hundred forty-five thousand, seven hundred twenty-five".