868227894679 has 4 divisors (see below), whose sum is σ = 868597198560. Its totient is φ = 867858590800.

The previous prime is 868227894571. The next prime is 868227894691. The reversal of 868227894679 is 976498722868.

868227894679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 868227894679 - 2²⁹ = 867691023767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868227894179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184648414 + ... + 184653115.

It is an arithmetic number, because the mean of its divisors is an integer number (217149299640).

Almost surely, 2^868227894679 is an apocalyptic number.

868227894679 is a deficient number, since it is larger than the sum of its proper divisors (369303881).

868227894679 is a wasteful number, since it uses less digits than its factorization.

868227894679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369303880.

The product of its digits is 1170505728, while the sum is 76.

The spelling of 868227894679 in words is "eight hundred sixty-eight billion, two hundred twenty-seven million, eight hundred ninety-four thousand, six hundred seventy-nine".