16344652216 has 8 divisors (see below), whose sum is σ = 30646222920. Its totient is φ = 8172326104.

The previous prime is 16344652201. The next prime is 16344652217. The reversal of 16344652216 is 61225644361.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16344652217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021540756 + ... + 1021540771.

It is an arithmetic number, because the mean of its divisors is an integer number (3830777865).

Almost surely, 2^16344652216 is an apocalyptic number.

It is an amenable number.

16344652216 is a deficient number, since it is larger than the sum of its proper divisors (14301570704).

16344652216 is a wasteful number, since it uses less digits than its factorization.

16344652216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043081533 (or 2043081529 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The spelling of 16344652216 in words is "sixteen billion, three hundred forty-four million, six hundred fifty-two thousand, two hundred sixteen".