170683861216 has 24 divisors (see below), whose sum is σ = 366582384504. Its totient is φ = 77583573120.

The previous prime is 170683861213. The next prime is 170683861253. The reversal of 170683861216 is 612168386071.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 170683861216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (170683861213) 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, 242448315 + ... + 242449018.

It is an arithmetic number, because the mean of its divisors is an integer number (15274266021).

Almost surely, 2^170683861216 is an apocalyptic number.

170683861216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

170683861216 is an abundant number, since it is smaller than the sum of its proper divisors (195898523288).

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

170683861216 is a wasteful number, since it uses less digits than its factorization.

170683861216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484897354 (or 484897346 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 170683861216 in words is "one hundred seventy billion, six hundred eighty-three million, eight hundred sixty-one thousand, two hundred sixteen".