216104482540544 has 88 divisors (see below), whose sum is σ = 465554594723568. Its totient is φ = 99670626385920.

The previous prime is 216104482540421. The next prime is 216104482540571. The reversal of 216104482540544 is 445045284401612.

It is a super-2 number, since 2×216104482540544² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 216104482540492 and 216104482540501.

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, 13308134 + ... + 24684314.

Almost surely, 2^{216104482540544} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216104482540544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232777297361784).

216104482540544 is an abundant number, since it is smaller than the sum of its proper divisors (249450112183024).

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

216104482540544 is a wasteful number, since it uses less digits than its factorization.

216104482540544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11377641 (or 11377623 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 50.

The spelling of 216104482540544 in words is "two hundred sixteen trillion, one hundred four billion, four hundred eighty-two million, five hundred forty thousand, five hundred forty-four".