166283727360 has 160 divisors (see below), whose sum is σ = 536751895680. Its totient is φ = 43911610368.

The previous prime is 166283727329. The next prime is 166283727391. The reversal of 166283727360 is 63727382661.

It is an interprime number because it is at equal distance from previous prime (166283727329) and next prime (166283727391).

It is a tau number, because it is divible by the number of its divisors (160).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685936 + ... + 896144.

It is an arithmetic number, because the mean of its divisors is an integer number (3354699348).

Almost surely, 2^166283727360 is an apocalyptic number.

166283727360 is a gapful number since it is divisible by the number (10) 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 166283727360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268375947840).

166283727360 is an abundant number, since it is smaller than the sum of its proper divisors (370468168320).

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

166283727360 is a wasteful number, since it uses less digits than its factorization.

166283727360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210338 (or 210322 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 166283727360 in words is "one hundred sixty-six billion, two hundred eighty-three million, seven hundred twenty-seven thousand, three hundred sixty".