10645330216 has 8 divisors (see below), whose sum is σ = 19959994170. Its totient is φ = 5322665104.

The previous prime is 10645330187. The next prime is 10645330337. The reversal of 10645330216 is 61203354601.

It can be written as a sum of positive squares in only one way, i.e., 9395424900 + 1249905316 = 96930^2 + 35354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10645330216² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665333131 + ... + 665333146.

Almost surely, 2^10645330216 is an apocalyptic number.

It is an amenable number.

10645330216 is a deficient number, since it is larger than the sum of its proper divisors (9314663954).

10645330216 is a wasteful number, since it uses less digits than its factorization.

10645330216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330666283 (or 1330666279 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 10645330216 its reverse (61203354601), we get a palindrome (71848684817).

The spelling of 10645330216 in words is "ten billion, six hundred forty-five million, three hundred thirty thousand, two hundred sixteen".