168420546316 has 24 divisors (see below), whose sum is σ = 322072393104. Its totient is φ = 76425684480.

The previous prime is 168420546311. The next prime is 168420546331. The reversal of 168420546316 is 613645024861.

168420546316 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 (168420546311) 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, 3201345 + ... + 3253528.

It is an arithmetic number, because the mean of its divisors is an integer number (13419683046).

Almost surely, 2^168420546316 is an apocalyptic number.

It is an amenable number.

168420546316 is a deficient number, since it is larger than the sum of its proper divisors (153651846788).

168420546316 is a wasteful number, since it uses less digits than its factorization.

168420546316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6455481 (or 6455479 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 168420546316 in words is "one hundred sixty-eight billion, four hundred twenty million, five hundred forty-six thousand, three hundred sixteen".