16465056663 has 48 divisors (see below), whose sum is σ = 24628291200. Its totient is φ = 9700848000.

The previous prime is 16465056659. The next prime is 16465056683. The reversal of 16465056663 is 36665056461.

It is not a de Polignac number, because 16465056663 - 2² = 16465056659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16465056623) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19860933 + ... + 19861761.

It is an arithmetic number, because the mean of its divisors is an integer number (513089400).

Almost surely, 2^16465056663 is an apocalyptic number.

16465056663 is a deficient number, since it is larger than the sum of its proper divisors (8163234537).

16465056663 is a wasteful number, since it uses less digits than its factorization.

16465056663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104 (or 1003 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 16465056663 in words is "sixteen billion, four hundred sixty-five million, fifty-six thousand, six hundred sixty-three".