216235066604 has 12 divisors (see below), whose sum is σ = 380332237824. Its totient is φ = 107568712944.

The previous prime is 216235066591. The next prime is 216235066631. The reversal of 216235066604 is 406660532612.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137204204 + ... + 137205779.

It is an arithmetic number, because the mean of its divisors is an integer number (31694353152).

Almost surely, 2^216235066604 is an apocalyptic number.

It is an amenable number.

216235066604 is a deficient number, since it is larger than the sum of its proper divisors (164097171220).

216235066604 is a wasteful number, since it uses less digits than its factorization.

216235066604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274410184 (or 274410182 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 216235066604 in words is "two hundred sixteen billion, two hundred thirty-five million, sixty-six thousand, six hundred four".