868856272611 has 8 divisors (see below), whose sum is σ = 1158696429840. Its totient is φ = 579126815232.

The previous prime is 868856272601. The next prime is 868856272637. The reversal of 868856272611 is 116272658868.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 868856272611 - 2⁹ = 868856272099 is a prime.

It is a super-2 number, since 2×868856272611² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (868856272601) 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 7 ways as a sum of consecutive naturals, for example, 27656646 + ... + 27688043.

It is an arithmetic number, because the mean of its divisors is an integer number (144837053730).

Almost surely, 2^868856272611 is an apocalyptic number.

868856272611 is a deficient number, since it is larger than the sum of its proper divisors (289840157229).

868856272611 is a wasteful number, since it uses less digits than its factorization.

868856272611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55349925.

The product of its digits is 15482880, while the sum is 60.

The spelling of 868856272611 in words is "eight hundred sixty-eight billion, eight hundred fifty-six million, two hundred seventy-two thousand, six hundred eleven".