6562534725 has 18 divisors (see below), whose sum is σ = 11754229266. Its totient is φ = 3500018400.

The previous prime is 6562534721. The next prime is 6562534733. The reversal of 6562534725 is 5274352656.

It can be written as a sum of positive squares in 3 ways, for example, as 7851204 + 6554683521 = 2802^2 + 80961^2 .

It is not a de Polignac number, because 6562534725 - 2² = 6562534721 is a prime.

It is a super-3 number, since 3×6562534725³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6562534721) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 14583186 + ... + 14583635.

It is an arithmetic number, because the mean of its divisors is an integer number (653012737).

Almost surely, 2^6562534725 is an apocalyptic number.

It is an amenable number.

6562534725 is a deficient number, since it is larger than the sum of its proper divisors (5191694541).

6562534725 is a wasteful number, since it uses less digits than its factorization.

6562534725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29166837 (or 29166829 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 45.

The square root of 6562534725 is about 81009.4730571678. The cubic root of 6562534725 is about 1872.2213990349.

The spelling of 6562534725 in words is "six billion, five hundred sixty-two million, five hundred thirty-four thousand, seven hundred twenty-five".