6540582242 has 16 divisors (see below), whose sum is σ = 9870759360. Its totient is φ = 3250386672.

The previous prime is 6540582239. The next prime is 6540582253. The reversal of 6540582242 is 2422850456.

It is a junction number, because it is equal to n+sod(n) for n = 6540582196 and 6540582205.

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 7 ways as a sum of consecutive naturals, for example, 218984 + ... + 247052.

It is an arithmetic number, because the mean of its divisors is an integer number (616922460).

Almost surely, 2^6540582242 is an apocalyptic number.

6540582242 is a deficient number, since it is larger than the sum of its proper divisors (3330177118).

6540582242 is a wasteful number, since it uses less digits than its factorization.

6540582242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28777.

The product of its (nonzero) digits is 153600, while the sum is 38.

The square root of 6540582242 is about 80873.8662486220. The cubic root of 6540582242 is about 1870.1314635860.

The spelling of 6540582242 in words is "six billion, five hundred forty million, five hundred eighty-two thousand, two hundred forty-two".