16452166756 has 27 divisors (see below), whose sum is σ = 29314519059. Its totient is φ = 8079218808.

The previous prime is 16452166751. The next prime is 16452166793. The reversal of 16452166756 is 65766125461.

The square root of 16452166756 is 128266.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16452166751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15134845 + ... + 15135931.

Almost surely, 2^16452166756 is an apocalyptic number.

16452166756 is the 128266-th square number.

It is an amenable number.

16452166756 is a deficient number, since it is larger than the sum of its proper divisors (12862352303).

16452166756 is an frugal number, since it uses more digits than its factorization.

16452166756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296 (or 1148 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

Multiplying 16452166756 by its sum of digits (49), we get a square (806156171044 = 897862²).

The spelling of 16452166756 in words is "sixteen billion, four hundred fifty-two million, one hundred sixty-six thousand, seven hundred fifty-six".