6547825274 has 4 divisors (see below), whose sum is σ = 9821737914. Its totient is φ = 3273912636.

The previous prime is 6547825267. The next prime is 6547825279. The reversal of 6547825274 is 4725287456.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6540765625 + 7059649 = 80875^2 + 2657^2 .

It is not an unprimeable number, because it can be changed into a prime (6547825279) 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 as a sum of consecutive naturals, namely, 1636956317 + ... + 1636956320.

Almost surely, 2^6547825274 is an apocalyptic number.

6547825274 is a deficient number, since it is larger than the sum of its proper divisors (3273912640).

6547825274 is a wasteful number, since it uses less digits than its factorization.

6547825274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3273912639.

The product of its digits is 3763200, while the sum is 50.

The square root of 6547825274 is about 80918.6336636995. The cubic root of 6547825274 is about 1870.8215359449.

The spelling of 6547825274 in words is "six billion, five hundred forty-seven million, eight hundred twenty-five thousand, two hundred seventy-four".