216295974390180 has 24 divisors (see below), whose sum is σ = 605628728292672. Its totient is φ = 57678926504032.

The previous prime is 216295974390169. The next prime is 216295974390217. The reversal of 216295974390180 is 81093479592612.

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, 1802466453192 + ... + 1802466453311.

It is an arithmetic number, because the mean of its divisors is an integer number (25234530345528).

It is a 3-persistent number, because k⋅216295974390180 is pandigital for 1 ≤ k ≤ 3, but not for k = 4.

Almost surely, 2^{216295974390180} is an apocalyptic number.

216295974390180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216295974390180 is an abundant number, since it is smaller than the sum of its proper divisors (389332753902492).

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

216295974390180 is a wasteful number, since it uses less digits than its factorization.

216295974390180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604932906515 (or 3604932906513 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 66.

The spelling of 216295974390180 in words is "two hundred sixteen trillion, two hundred ninety-five billion, nine hundred seventy-four million, three hundred ninety thousand, one hundred eighty".