168114435290 has 16 divisors (see below), whose sum is σ = 309643332768. Its totient is φ = 65681918736.

The previous prime is 168114435283. The next prime is 168114435299. The reversal of 168114435290 is 92534411861.

168114435290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (168114435299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195481472 + ... + 195482331.

It is an arithmetic number, because the mean of its divisors is an integer number (19352708298).

Almost surely, 2^168114435290 is an apocalyptic number.

168114435290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168114435290 is a deficient number, since it is larger than the sum of its proper divisors (141528897478).

168114435290 is a wasteful number, since it uses less digits than its factorization.

168114435290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390963853.

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 168114435290 in words is "one hundred sixty-eight billion, one hundred fourteen million, four hundred thirty-five thousand, two hundred ninety".