216150543022520 has 64 divisors (see below), whose sum is σ = 488891979901440. Its totient is φ = 86006317593600.

The previous prime is 216150543022489. The next prime is 216150543022577. The reversal of 216150543022520 is 25220345051612.

216150543022520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 688367474 + ... + 688681406.

It is an arithmetic number, because the mean of its divisors is an integer number (7638937185960).

Almost surely, 2^{216150543022520} is an apocalyptic number.

216150543022520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216150543022520 is an abundant number, since it is smaller than the sum of its proper divisors (272741436878920).

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

216150543022520 is a wasteful number, since it uses less digits than its factorization.

216150543022520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404256 (or 404252 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 216150543022520 in words is "two hundred sixteen trillion, one hundred fifty billion, five hundred forty-three million, twenty-two thousand, five hundred twenty".