864162926894 has 4 divisors (see below), whose sum is σ = 1296244390344. Its totient is φ = 432081463446.

The previous prime is 864162926873. The next prime is 864162926917. The reversal of 864162926894 is 498629261468.

864162926894 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 self number, because there is not a number n which added to its sum of digits gives 864162926894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216040731722 + ... + 216040731725.

It is an arithmetic number, because the mean of its divisors is an integer number (324061097586).

Almost surely, 2^864162926894 is an apocalyptic number.

864162926894 is a deficient number, since it is larger than the sum of its proper divisors (432081463450).

864162926894 is a wasteful number, since it uses less digits than its factorization.

864162926894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432081463449.

The product of its digits is 71663616, while the sum is 65.

The spelling of 864162926894 in words is "eight hundred sixty-four billion, one hundred sixty-two million, nine hundred twenty-six thousand, eight hundred ninety-four".