867342173902 has 8 divisors (see below), whose sum is σ = 1301040722736. Its totient is φ = 433661932992.

The previous prime is 867342173891. The next prime is 867342173989. The reversal of 867342173902 is 209371243768.

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

It is a self number, because there is not a number n which added to its sum of digits gives 867342173902.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4457923 + ... + 4648414.

It is an arithmetic number, because the mean of its divisors is an integer number (162630090342).

Almost surely, 2^867342173902 is an apocalyptic number.

867342173902 is a deficient number, since it is larger than the sum of its proper divisors (433698548834).

867342173902 is a wasteful number, since it uses less digits than its factorization.

867342173902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9153962.

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 867342173902 in words is "eight hundred sixty-seven billion, three hundred forty-two million, one hundred seventy-three thousand, nine hundred two".