180060284255640 has 384 divisors, whose sum is σ = 575173466222400. Its totient is φ = 45020787302400.

The previous prime is 180060284255639. The next prime is 180060284255689. The reversal of 180060284255640 is 46552482060081.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 57915818406 + ... + 57915821514.

Almost surely, 2^{180060284255640} is an apocalyptic number.

180060284255640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 180060284255640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287586733111200).

180060284255640 is an abundant number, since it is smaller than the sum of its proper divisors (395113181966760).

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

180060284255640 is a wasteful number, since it uses less digits than its factorization.

180060284255640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6415 (or 3302 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 51.

The spelling of 180060284255640 in words is "one hundred eighty trillion, sixty billion, two hundred eighty-four million, two hundred fifty-five thousand, six hundred forty".