168566746480 has 80 divisors (see below), whose sum is σ = 427625067744. Its totient is φ = 61285744640.

The previous prime is 168566746477. The next prime is 168566746483. The reversal of 168566746480 is 84647665861.

It is a happy number.

168566746480 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (168566746477) and next prime (168566746483).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168566746483) 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, 5914344 + ... + 5942776.

Almost surely, 2^168566746480 is an apocalyptic number.

168566746480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168566746480 is an abundant number, since it is smaller than the sum of its proper divisors (259058321264).

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

168566746480 is a wasteful number, since it uses less digits than its factorization.

168566746480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35194 (or 35188 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 61.

The spelling of 168566746480 in words is "one hundred sixty-eight billion, five hundred sixty-six million, seven hundred forty-six thousand, four hundred eighty".