868154799192 has 16 divisors (see below), whose sum is σ = 2170386998040. Its totient is φ = 289384933056.

The previous prime is 868154799119. The next prime is 868154799217. The reversal of 868154799192 is 291997451868.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18086558293 + ... + 18086558340.

Almost surely, 2^868154799192 is an apocalyptic number.

It is an amenable number.

868154799192 is an abundant number, since it is smaller than the sum of its proper divisors (1302232198848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

868154799192 is a wasteful number, since it uses less digits than its factorization.

868154799192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36173116642 (or 36173116638 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 69.

The spelling of 868154799192 in words is "eight hundred sixty-eight billion, one hundred fifty-four million, seven hundred ninety-nine thousand, one hundred ninety-two".