6725224525 has 24 divisors (see below), whose sum is σ = 8619402440. Its totient is φ = 5201314560.

The previous prime is 6725224489. The next prime is 6725224529. The reversal of 6725224525 is 5254225276.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 383650569 + 6341573956 = 19587^2 + 79634^2 .

It is not a de Polignac number, because 6725224525 - 2⁷ = 6725224397 is a prime.

It is a super-2 number, since 2×6725224525² = 90457289823322951250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6725224529) 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, 122071 + ... + 168379.

Almost surely, 2^6725224525 is an apocalyptic number.

It is an amenable number.

6725224525 is a deficient number, since it is larger than the sum of its proper divisors (1894177915).

6725224525 is a wasteful number, since it uses less digits than its factorization.

6725224525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46513 (or 46508 counting only the distinct ones).

The product of its digits is 336000, while the sum is 40.

The square root of 6725224525 is about 82007.4662759434. The cubic root of 6725224525 is about 1887.5665073126.

The spelling of 6725224525 in words is "six billion, seven hundred twenty-five million, two hundred twenty-four thousand, five hundred twenty-five".