6530145506 has 8 divisors (see below), whose sum is σ = 9892200924. Its totient is φ = 3232745200.

The previous prime is 6530145497. The next prime is 6530145521. The reversal of 6530145506 is 6055410356.

It can be written as a sum of positive squares in 2 ways, for example, as 6473007025 + 57138481 = 80455^2 + 7559^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16163525 + ... + 16163928.

Almost surely, 2^6530145506 is an apocalyptic number.

6530145506 is a deficient number, since it is larger than the sum of its proper divisors (3362055418).

6530145506 is a wasteful number, since it uses less digits than its factorization.

6530145506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32327556.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 6530145506 is about 80809.3157129795. The cubic root of 6530145506 is about 1869.1362178800.

The spelling of 6530145506 in words is "six billion, five hundred thirty million, one hundred forty-five thousand, five hundred six".