180666461584084 has 24 divisors (see below), whose sum is σ = 361731305714240. Its totient is φ = 77343115847616.

The previous prime is 180666461584079. The next prime is 180666461584117. The reversal of 180666461584084 is 480485164666081.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3556961169 + ... + 3557011960.

Almost surely, 2^{180666461584084} is an apocalyptic number.

180666461584084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

180666461584084 is an abundant number, since it is smaller than the sum of its proper divisors (181064844130156).

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

180666461584084 is a wasteful number, since it uses less digits than its factorization.

180666461584084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7113974047 (or 7113974045 counting only the distinct ones).

The product of its (nonzero) digits is 212336640, while the sum is 67.

The spelling of 180666461584084 in words is "one hundred eighty trillion, six hundred sixty-six billion, four hundred sixty-one million, five hundred eighty-four thousand, eighty-four".