170123472330 has 128 divisors (see below), whose sum is σ = 487088640000. Its totient is φ = 37181236224.

The previous prime is 170123472319. The next prime is 170123472359. The reversal of 170123472330 is 33274321071.

170123472330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 170123472291 and 170123472300.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 19552321 + ... + 19561019.

It is an arithmetic number, because the mean of its divisors is an integer number (3805380000).

Almost surely, 2^170123472330 is an apocalyptic number.

170123472330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 170123472330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243544320000).

170123472330 is an abundant number, since it is smaller than the sum of its proper divisors (316965167670).

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

170123472330 is a wasteful number, since it uses less digits than its factorization.

170123472330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12788.

The product of its (nonzero) digits is 21168, while the sum is 33.

The spelling of 170123472330 in words is "one hundred seventy billion, one hundred twenty-three million, four hundred seventy-two thousand, three hundred thirty".