166065202710 has 96 divisors (see below), whose sum is σ = 471798991872. Its totient is φ = 40191762240.

The previous prime is 166065202687. The next prime is 166065202711. The reversal of 166065202710 is 17202560661.

It is a happy number.

166065202710 is a `hidden beast` number, since 1 + 6 + 60 + 6 + 520 + 2 + 71 + 0 = 666.

It is a super-2 number, since 2×166065202710² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166065202711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 462757 + ... + 739103.

It is an arithmetic number, because the mean of its divisors is an integer number (4914572832).

Almost surely, 2^166065202710 is an apocalyptic number.

166065202710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 166065202710, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235899495936).

166065202710 is an abundant number, since it is smaller than the sum of its proper divisors (305733789162).

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

166065202710 is a wasteful number, since it uses less digits than its factorization.

166065202710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276978 (or 276975 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 166065202710 in words is "one hundred sixty-six billion, sixty-five million, two hundred two thousand, seven hundred ten".