170712880416 has 144 divisors (see below), whose sum is σ = 523301635584. Its totient is φ = 52477466112.

The previous prime is 170712880369. The next prime is 170712880433. The reversal of 170712880416 is 614088217071.

170712880416 is a `hidden beast` number, since 1 + 70 + 71 + 28 + 80 + 416 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4048755 + ... + 4090701.

It is an arithmetic number, because the mean of its divisors is an integer number (3634039136).

Almost surely, 2^170712880416 is an apocalyptic number.

170712880416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 170712880416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261650817792).

170712880416 is an abundant number, since it is smaller than the sum of its proper divisors (352588755168).

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

170712880416 is a wasteful number, since it uses less digits than its factorization.

170712880416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43063 (or 43052 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 45.

The spelling of 170712880416 in words is "one hundred seventy billion, seven hundred twelve million, eight hundred eighty thousand, four hundred sixteen".