170516420144 has 40 divisors (see below), whose sum is σ = 383971614720. Its totient is φ = 71839844928.

The previous prime is 170516420071. The next prime is 170516420159. The reversal of 170516420144 is 441024615071.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12895664 + ... + 12908879.

It is an arithmetic number, because the mean of its divisors is an integer number (9599290368).

Almost surely, 2^170516420144 is an apocalyptic number.

170516420144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

170516420144 is an abundant number, since it is smaller than the sum of its proper divisors (213455194576).

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

170516420144 is a wasteful number, since it uses less digits than its factorization.

170516420144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25804617 (or 25804611 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 170516420144 in words is "one hundred seventy billion, five hundred sixteen million, four hundred twenty thousand, one hundred forty-four".