170351972099 has 8 divisors (see below), whose sum is σ = 173486467440. Its totient is φ = 167225716000.

The previous prime is 170351972059. The next prime is 170351972123. The reversal of 170351972099 is 990279153071.

170351972099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 170351972099 - 2¹⁶ = 170351906563 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 170351972099.

It is not an unprimeable number, because it can be changed into a prime (170351972059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2018072 + ... + 2100789.

It is an arithmetic number, because the mean of its divisors is an integer number (21685808430).

Almost surely, 2^170351972099 is an apocalyptic number.

170351972099 is a deficient number, since it is larger than the sum of its proper divisors (3134495341).

170351972099 is an equidigital number, since it uses as much as digits as its factorization.

170351972099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119621.

The product of its (nonzero) digits is 1071630, while the sum is 53.

The spelling of 170351972099 in words is "one hundred seventy billion, three hundred fifty-one million, nine hundred seventy-two thousand, ninety-nine".