6530135656 has 16 divisors (see below), whose sum is σ = 13357095840. Its totient is φ = 2968243440.

The previous prime is 6530135621. The next prime is 6530135681. The reversal of 6530135656 is 6565310356.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 37102956 + ... + 37103131.

It is an arithmetic number, because the mean of its divisors is an integer number (834818490).

Almost surely, 2^6530135656 is an apocalyptic number.

It is an amenable number.

6530135656 is an abundant number, since it is smaller than the sum of its proper divisors (6826960184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6530135656 is a wasteful number, since it uses less digits than its factorization.

6530135656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74206104 (or 74206100 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 40.

The square root of 6530135656 is about 80809.2547670129. The cubic root of 6530135656 is about 1869.1352780847.

The spelling of 6530135656 in words is "six billion, five hundred thirty million, one hundred thirty-five thousand, six hundred fifty-six".