16766968446 has 24 divisors (see below), whose sum is σ = 36331620624. Its totient is φ = 5588498880.

The previous prime is 16766968429. The next prime is 16766968459. The reversal of 16766968446 is 64486966761.

16766968446 is a `hidden beast` number, since 1 + 6 + 76 + 69 + 68 + 446 = 666.

It is a super-2 number, since 2×16766968446² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212215 + ... + 280301.

It is an arithmetic number, because the mean of its divisors is an integer number (1513817526).

Almost surely, 2^16766968446 is an apocalyptic number.

16766968446 is an abundant number, since it is smaller than the sum of its proper divisors (19564652178).

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

16766968446 is a wasteful number, since it uses less digits than its factorization.

16766968446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81776 (or 81773 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 63.

The spelling of 16766968446 in words is "sixteen billion, seven hundred sixty-six million, nine hundred sixty-eight thousand, four hundred forty-six".