166112201253032 has 8 divisors (see below), whose sum is σ = 311460377349450. Its totient is φ = 83056100626512.

The previous prime is 166112201253017. The next prime is 166112201253041. The reversal of 166112201253032 is 230352102211661.

It can be written as a sum of positive squares in only one way, i.e., 84439301515396 + 81672899737636 = 9189086^2 + 9037306^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 166112201252983 and 166112201253001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10382012578307 + ... + 10382012578322.

Almost surely, 2^{166112201253032} is an apocalyptic number.

It is an amenable number.

166112201253032 is a deficient number, since it is larger than the sum of its proper divisors (145348176096418).

166112201253032 is a wasteful number, since it uses less digits than its factorization.

166112201253032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20764025156635 (or 20764025156631 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

Adding to 166112201253032 its reverse (230352102211661), we get a palindrome (396464303464693).

The spelling of 166112201253032 in words is "one hundred sixty-six trillion, one hundred twelve billion, two hundred one million, two hundred fifty-three thousand, thirty-two".