17179972016 has 20 divisors (see below), whose sum is σ = 34185823872. Its totient is φ = 8357823936.

The previous prime is 17179971997. The next prime is 17179972037. The reversal of 17179972016 is 61027997171.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14509520 + ... + 14510703.

Almost surely, 2^17179972016 is an apocalyptic number.

17179972016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

17179972016 is a deficient number, since it is larger than the sum of its proper divisors (17005851856).

17179972016 is a wasteful number, since it uses less digits than its factorization.

17179972016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29020268 (or 29020262 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 50.

The spelling of 17179972016 in words is "seventeen billion, one hundred seventy-nine million, nine hundred seventy-two thousand, sixteen".