170055078007552 has 72 divisors (see below), whose sum is σ = 343286865633600. Its totient is φ = 84065563287552.

The previous prime is 170055078007547. The next prime is 170055078007589. The reversal of 170055078007552 is 255700870550071.

It is a super-3 number, since 3×170055078007552³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 170055078007552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296064574 + ... + 296638402.

It is an arithmetic number, because the mean of its divisors is an integer number (4767873133800).

Almost surely, 2^{170055078007552} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 170055078007552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171643432816800).

170055078007552 is an abundant number, since it is smaller than the sum of its proper divisors (173231787626048).

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

170055078007552 is an equidigital number, since it uses as much as digits as its factorization.

170055078007552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586941 (or 586927 counting only the distinct ones).

The product of its (nonzero) digits is 3430000, while the sum is 52.

The spelling of 170055078007552 in words is "one hundred seventy trillion, fifty-five billion, seventy-eight million, seven thousand, five hundred fifty-two".