172006500016 has 40 divisors (see below), whose sum is σ = 358928544464. Its totient is φ = 79380898560.

The previous prime is 172006499941. The next prime is 172006500059. The reversal of 172006500016 is 610005600271.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3105235 + ... + 3160141.

Almost surely, 2^172006500016 is an apocalyptic number.

172006500016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

172006500016 is an abundant number, since it is smaller than the sum of its proper divisors (186922044448).

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

172006500016 is a wasteful number, since it uses less digits than its factorization.

172006500016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69989 (or 69983 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 172006500016 in words is "one hundred seventy-two billion, six million, five hundred thousand, sixteen".