168087773700 has 1440 divisors, whose sum is σ = 731761164288. Its totient is φ = 32306688000.

The previous prime is 168087773687. The next prime is 168087773747. The reversal of 168087773700 is 7377780861.

168087773700 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 479 ways as a sum of consecutive naturals, for example, 880040605 + ... + 880040795.

Almost surely, 2^168087773700 is an apocalyptic number.

168087773700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168087773700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365880582144).

168087773700 is an abundant number, since it is smaller than the sum of its proper divisors (563673390588).

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

168087773700 is a wasteful number, since it uses less digits than its factorization.

168087773700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 54.

The spelling of 168087773700 in words is "one hundred sixty-eight billion, eighty-seven million, seven hundred seventy-three thousand, seven hundred".