12055140180 has 72 divisors (see below), whose sum is σ = 36578970792. Its totient is φ = 3213674496.

The previous prime is 12055140109. The next prime is 12055140193. The reversal of 12055140180 is 8104155021.

12055140180 is a `hidden beast` number, since 1 + 205 + 51 + 401 + 8 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 54375876 + 12000764304 = 7374^2 + 109548^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 673912 + ... + 691568.

It is an arithmetic number, because the mean of its divisors is an integer number (508041261).

Almost surely, 2^12055140180 is an apocalyptic number.

12055140180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12055140180 is an abundant number, since it is smaller than the sum of its proper divisors (24523830612).

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

12055140180 is a wasteful number, since it uses less digits than its factorization.

12055140180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21465 (or 21460 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

The spelling of 12055140180 in words is "twelve billion, fifty-five million, one hundred forty thousand, one hundred eighty".