166102961312 has 24 divisors (see below), whose sum is σ = 330689538900. Its totient is φ = 82118316544.

The previous prime is 166102961303. The next prime is 166102961317. The reversal of 166102961312 is 213169201661.

It can be written as a sum of positive squares in 2 ways, for example, as 140322163216 + 25780798096 = 374596^2 + 160564^2 .

It is a super-2 number, since 2×166102961312² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (166102961317) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 29158487 + ... + 29164182.

Almost surely, 2^166102961312 is an apocalyptic number.

It is an amenable number.

166102961312 is a deficient number, since it is larger than the sum of its proper divisors (164586577588).

166102961312 is an equidigital number, since it uses as much as digits as its factorization.

166102961312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58322768 (or 58322760 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 166102961312 in words is "one hundred sixty-six billion, one hundred two million, nine hundred sixty-one thousand, three hundred twelve".