6506115325 has 12 divisors (see below), whose sum is σ = 8118973780. Its totient is φ = 5171736960.

The previous prime is 6506115323. The next prime is 6506115347. The reversal of 6506115325 is 5235116056.

It can be written as a sum of positive squares in 6 ways, for example, as 83375161 + 6422740164 = 9131^2 + 80142^2 .

It is not a de Polignac number, because 6506115325 - 2¹ = 6506115323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6506115323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 824880 + ... + 832729.

Almost surely, 2^6506115325 is an apocalyptic number.

It is an amenable number.

6506115325 is a deficient number, since it is larger than the sum of its proper divisors (1612858455).

6506115325 is a wasteful number, since it uses less digits than its factorization.

6506115325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657776 (or 1657771 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 6506115325 is about 80660.4942025525. The cubic root of 6506115325 is about 1866.8406646727.

The spelling of 6506115325 in words is "six billion, five hundred six million, one hundred fifteen thousand, three hundred twenty-five".