172893109016 has 16 divisors (see below), whose sum is σ = 324637035840. Its totient is φ = 86323232800.

The previous prime is 172893109013. The next prime is 172893109069. The reversal of 172893109016 is 610901398271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172893109013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15409256 + ... + 15420471.

It is an arithmetic number, because the mean of its divisors is an integer number (20289814740).

Almost surely, 2^172893109016 is an apocalyptic number.

It is an amenable number.

172893109016 is a deficient number, since it is larger than the sum of its proper divisors (151743926824).

172893109016 is a wasteful number, since it uses less digits than its factorization.

172893109016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30830434 (or 30830430 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 47.

The spelling of 172893109016 in words is "one hundred seventy-two billion, eight hundred ninety-three million, one hundred nine thousand, sixteen".