170120739072 has 36 divisors (see below), whose sum is σ = 452769260720. Its totient is φ = 56706912768.

The previous prime is 170120739067. The next prime is 170120739077. The reversal of 170120739072 is 270937021071.

170120739072 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (170120739067) and next prime (170120739077).

It is a self number, because there is not a number n which added to its sum of digits gives 170120739072.

It is not an unprimeable number, because it can be changed into a prime (170120739077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110754922 + ... + 110756457.

Almost surely, 2^170120739072 is an apocalyptic number.

170120739072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

170120739072 is an abundant number, since it is smaller than the sum of its proper divisors (282648521648).

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

170120739072 is an equidigital number, since it uses as much as digits as its factorization.

170120739072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221511398 (or 221511384 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 39.

The spelling of 170120739072 in words is "one hundred seventy billion, one hundred twenty million, seven hundred thirty-nine thousand, seventy-two".