166414853668 has 24 divisors (see below), whose sum is σ = 340569935552. Its totient is φ = 69662031264.

The previous prime is 166414853653. The next prime is 166414853669. The reversal of 166414853668 is 866358414661.

It is not an unprimeable number, because it can be changed into a prime (166414853669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69107955 + ... + 69110362.

Almost surely, 2^166414853668 is an apocalyptic number.

It is an amenable number.

166414853668 is an abundant number, since it is smaller than the sum of its proper divisors (174155081884).

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

166414853668 is a wasteful number, since it uses less digits than its factorization.

166414853668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138218371 (or 138218369 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 58.

The spelling of 166414853668 in words is "one hundred sixty-six billion, four hundred fourteen million, eight hundred fifty-three thousand, six hundred sixty-eight".