16766452812 has 48 divisors (see below), whose sum is σ = 39635053920. Its totient is φ = 5515886592.

The previous prime is 16766452811. The next prime is 16766452823. The reversal of 16766452812 is 21825466761.

It is a super-2 number, since 2×16766452812² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16766452811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311218 + ... + 361094.

It is an arithmetic number, because the mean of its divisors is an integer number (825730290).

Almost surely, 2^16766452812 is an apocalyptic number.

16766452812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16766452812 is an abundant number, since it is smaller than the sum of its proper divisors (22868601108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16766452812 is a wasteful number, since it uses less digits than its factorization.

16766452812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50250 (or 50248 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The spelling of 16766452812 in words is "sixteen billion, seven hundred sixty-six million, four hundred fifty-two thousand, eight hundred twelve".