6572985855 has 16 divisors (see below), whose sum is σ = 10562707680. Its totient is φ = 3490282368.

The previous prime is 6572985847. The next prime is 6572985857. The reversal of 6572985855 is 5585892756.

It is not a de Polignac number, because 6572985855 - 2³ = 6572985847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6572985857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 953332 + ... + 960201.

It is an arithmetic number, because the mean of its divisors is an integer number (660169230).

Almost surely, 2^6572985855 is an apocalyptic number.

6572985855 is a deficient number, since it is larger than the sum of its proper divisors (3989721825).

6572985855 is a wasteful number, since it uses less digits than its factorization.

6572985855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913770.

The product of its digits is 30240000, while the sum is 60.

The square root of 6572985855 is about 81073.9529997150. The cubic root of 6572985855 is about 1873.2147373416.

The spelling of 6572985855 in words is "six billion, five hundred seventy-two million, nine hundred eighty-five thousand, eight hundred fifty-five".