166882760560 has 160 divisors (see below), whose sum is σ = 409076388864. Its totient is φ = 63244800000.

The previous prime is 166882760509. The next prime is 166882760587. The reversal of 166882760560 is 65067288661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18231985 + ... + 18241135.

Almost surely, 2^166882760560 is an apocalyptic number.

166882760560 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 166882760560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204538194432).

166882760560 is an abundant number, since it is smaller than the sum of its proper divisors (242193628304).

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

166882760560 is a wasteful number, since it uses less digits than its factorization.

166882760560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9363 (or 9357 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 166882760560 in words is "one hundred sixty-six billion, eight hundred eighty-two million, seven hundred sixty thousand, five hundred sixty".