216342233562 has 256 divisors, whose sum is σ = 566116024320. Its totient is φ = 53604004608.

The previous prime is 216342233539. The next prime is 216342233603. The reversal of 216342233562 is 265332243612.

216342233562 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 216342233562.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 65102833 + ... + 65106155.

It is an arithmetic number, because the mean of its divisors is an integer number (2211390720).

Almost surely, 2^216342233562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216342233562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283058012160).

216342233562 is an abundant number, since it is smaller than the sum of its proper divisors (349773790758).

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

216342233562 is a wasteful number, since it uses less digits than its factorization.

216342233562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3497.

The product of its digits is 311040, while the sum is 39.

The spelling of 216342233562 in words is "two hundred sixteen billion, three hundred forty-two million, two hundred thirty-three thousand, five hundred sixty-two".