6530204409 has 16 divisors (see below), whose sum is σ = 8749728000. Its totient is φ = 4332102656.

The previous prime is 6530204383. The next prime is 6530204423. The reversal of 6530204409 is 9044020356.

It is a cyclic number.

It is not a de Polignac number, because 6530204409 - 2¹¹ = 6530202361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6530204409.

It is not an unprimeable number, because it can be changed into a prime (6530204309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1395097 + ... + 1399769.

It is an arithmetic number, because the mean of its divisors is an integer number (546858000).

Almost surely, 2^6530204409 is an apocalyptic number.

It is an amenable number.

6530204409 is a deficient number, since it is larger than the sum of its proper divisors (2219523591).

6530204409 is a wasteful number, since it uses less digits than its factorization.

6530204409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6864.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 6530204409 is about 80809.6801689006. The cubic root of 6530204409 is about 1869.1418378364.

The spelling of 6530204409 in words is "six billion, five hundred thirty million, two hundred four thousand, four hundred nine".