216700062004 has 12 divisors (see below), whose sum is σ = 381640556164. Its totient is φ = 107659903104.

The previous prime is 216700062001. The next prime is 216700062049. The reversal of 216700062004 is 400260007612.

It can be written as a sum of positive squares in 2 ways, for example, as 87533139600 + 129166922404 = 295860^2 + 359398^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216700062001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172531269 + ... + 172532524.

Almost surely, 2^216700062004 is an apocalyptic number.

It is an amenable number.

216700062004 is a deficient number, since it is larger than the sum of its proper divisors (164940494160).

216700062004 is a wasteful number, since it uses less digits than its factorization.

216700062004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345063954 (or 345063952 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 216700062004 its reverse (400260007612), we get a palindrome (616960069616).

The spelling of 216700062004 in words is "two hundred sixteen billion, seven hundred million, sixty-two thousand, four".