170228775480625 has 15 divisors (see below), whose sum is σ = 212718285435117. Its totient is φ = 136182759441000.

The previous prime is 170228775480571. The next prime is 170228775480671. The reversal of 170228775480625 is 526084577822071.

The square root of 170228775480625 is 13047175.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 13345935997681 + 156882839482944 = 3653209^2 + 12525288^2 .

It is not a de Polignac number, because 170228775480625 - 2²⁹ = 170228238609713 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 325918432 + ... + 326440318.

Almost surely, 2^{170228775480625} is an apocalyptic number.

170228775480625 is the 13047175-th square number.

170228775480625 is the 6523588-th centered octagonal number.

It is an amenable number.

170228775480625 is a deficient number, since it is larger than the sum of its proper divisors (42489509954492).

170228775480625 is an frugal number, since it uses more digits than its factorization.

170228775480625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043794 (or 521892 counting only the distinct ones).

The product of its (nonzero) digits is 105369600, while the sum is 64.

The spelling of 170228775480625 in words is "one hundred seventy trillion, two hundred twenty-eight billion, seven hundred seventy-five million, four hundred eighty thousand, six hundred twenty-five".