216894084248 has 32 divisors (see below), whose sum is σ = 449320232160. Its totient is φ = 97630072320.

The previous prime is 216894084233. The next prime is 216894084293. The reversal of 216894084248 is 842480498612.

It is a junction number, because it is equal to n+sod(n) for n = 216894084193 and 216894084202.

It is a congruent number.

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, 34666643 + ... + 34672898.

It is an arithmetic number, because the mean of its divisors is an integer number (14041257255).

Almost surely, 2^216894084248 is an apocalyptic number.

It is an amenable number.

216894084248 is an abundant number, since it is smaller than the sum of its proper divisors (232426147912).

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

216894084248 is a wasteful number, since it uses less digits than its factorization.

216894084248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69339587 (or 69339583 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 56.

The spelling of 216894084248 in words is "two hundred sixteen billion, eight hundred ninety-four million, eighty-four thousand, two hundred forty-eight".