166480995072 has 432 divisors, whose sum is σ = 540224294400. Its totient is φ = 45320970240.

The previous prime is 166480995029. The next prime is 166480995089. The reversal of 166480995072 is 270599084661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 86213947 + ... + 86215877.

It is an arithmetic number, because the mean of its divisors is an integer number (1250519200).

Almost surely, 2^166480995072 is an apocalyptic number.

166480995072 is a gapful number since it is divisible by the number (12) 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 166480995072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270112147200).

166480995072 is an abundant number, since it is smaller than the sum of its proper divisors (373743299328).

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

166480995072 is a wasteful number, since it uses less digits than its factorization.

166480995072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072 (or 2051 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 166480995072 in words is "one hundred sixty-six billion, four hundred eighty million, nine hundred ninety-five thousand, seventy-two".