6539055266 has 4 divisors (see below), whose sum is σ = 9808582902. Its totient is φ = 3269527632.

The previous prime is 6539055239. The next prime is 6539055311. The reversal of 6539055266 is 6625509356.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5087826241 + 1451229025 = 71329^2 + 38095^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6539055266.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1634763815 + ... + 1634763818.

Almost surely, 2^6539055266 is an apocalyptic number.

6539055266 is a deficient number, since it is larger than the sum of its proper divisors (3269527636).

6539055266 is a wasteful number, since it uses less digits than its factorization.

6539055266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3269527635.

The product of its (nonzero) digits is 1458000, while the sum is 47.

The square root of 6539055266 is about 80864.4252190047. The cubic root of 6539055266 is about 1869.9859175162.

The spelling of 6539055266 in words is "six billion, five hundred thirty-nine million, fifty-five thousand, two hundred sixty-six".