17066643672 has 64 divisors (see below), whose sum is σ = 48651533280. Its totient is φ = 4942374912.

The previous prime is 17066643631. The next prime is 17066643691. The reversal of 17066643672 is 27634666071.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1603543 + ... + 1614150.

Almost surely, 2^17066643672 is an apocalyptic number.

17066643672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

17066643672 is an abundant number, since it is smaller than the sum of its proper divisors (31584889608).

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

17066643672 is a wasteful number, since it uses less digits than its factorization.

17066643672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3217732 (or 3217728 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 17066643672 in words is "seventeen billion, sixty-six million, six hundred forty-three thousand, six hundred seventy-two".