158868816370863 has 8 divisors (see below), whose sum is σ = 213881642752128. Its totient is φ = 104884267118424.

The previous prime is 158868816370739. The next prime is 158868816370877. The reversal of 158868816370863 is 368073618868851.

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

It is not a de Polignac number, because 158868816370863 - 2⁹ = 158868816370351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158868816370963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257069281845 + ... + 257069282462.

It is an arithmetic number, because the mean of its divisors is an integer number (26735205344016).

Almost surely, 2^{158868816370863} is an apocalyptic number.

158868816370863 is a deficient number, since it is larger than the sum of its proper divisors (55012826381265).

158868816370863 is a wasteful number, since it uses less digits than its factorization.

158868816370863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514138564413.

The product of its (nonzero) digits is 2229534720, while the sum is 78.

The spelling of 158868816370863 in words is "one hundred fifty-eight trillion, eight hundred sixty-eight billion, eight hundred sixteen million, three hundred seventy thousand, eight hundred sixty-three".