6542552530 has 32 divisors (see below), whose sum is σ = 12400660800. Its totient is φ = 2478434112.

The previous prime is 6542552521. The next prime is 6542552543. The reversal of 6542552530 is 352552456.

It is a self number, because there is not a number n which added to its sum of digits gives 6542552530.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008136 + ... + 1014604.

It is an arithmetic number, because the mean of its divisors is an integer number (387520650).

Almost surely, 2^6542552530 is an apocalyptic number.

6542552530 is a deficient number, since it is larger than the sum of its proper divisors (5858108270).

6542552530 is a wasteful number, since it uses less digits than its factorization.

6542552530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11818.

The product of its (nonzero) digits is 180000, while the sum is 37.

The square root of 6542552530 is about 80886.0465717048. The cubic root of 6542552530 is about 1870.3192311534.

The spelling of 6542552530 in words is "six billion, five hundred forty-two million, five hundred fifty-two thousand, five hundred thirty".