166560445662262 has 8 divisors (see below), whose sum is σ = 249865780662000. Its totient is φ = 83271852108264.

The previous prime is 166560445662253. The next prime is 166560445662263. The reversal of 166560445662262 is 262266544065661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×166560445662262² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 166560445662262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166560445662263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4185336562 + ... + 4185376357.

It is an arithmetic number, because the mean of its divisors is an integer number (31233222582750).

Almost surely, 2^{166560445662262} is an apocalyptic number.

166560445662262 is a deficient number, since it is larger than the sum of its proper divisors (83305334999738).

166560445662262 is an equidigital number, since it uses as much as digits as its factorization.

166560445662262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8370722870.

The product of its (nonzero) digits is 149299200, while the sum is 61.

The spelling of 166560445662262 in words is "one hundred sixty-six trillion, five hundred sixty billion, four hundred forty-five million, six hundred sixty-two thousand, two hundred sixty-two".