168316801500156 has 48 divisors (see below), whose sum is σ = 413428019746560. Its totient is φ = 53150317205760.

The previous prime is 168316801500121. The next prime is 168316801500157. The reversal of 168316801500156 is 651005108613861.

It is a junction number, because it is equal to n+sod(n) for n = 168316801500099 and 168316801500108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168316801500157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11211165 + ... + 21501716.

It is an arithmetic number, because the mean of its divisors is an integer number (8613083744720).

Almost surely, 2^{168316801500156} is an apocalyptic number.

It is an amenable number.

168316801500156 is an abundant number, since it is smaller than the sum of its proper divisors (245111218246404).

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

168316801500156 is a wasteful number, since it uses less digits than its factorization.

168316801500156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32735474 (or 32735472 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 51.

The spelling of 168316801500156 in words is "one hundred sixty-eight trillion, three hundred sixteen billion, eight hundred one million, five hundred thousand, one hundred fifty-six".