166481016 has 32 divisors (see below), whose sum is σ = 448218960. Its totient is φ = 51224832.

The previous prime is 166481011. The next prime is 166481023. The reversal of 166481016 is 610184661.

166481016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166481011) 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, 266485 + ... + 267108.

Almost surely, 2^166481016 is an apocalyptic number.

It is an amenable number.

166481016 is an abundant number, since it is smaller than the sum of its proper divisors (281737944).

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

166481016 is a wasteful number, since it uses less digits than its factorization.

166481016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533615 (or 533611 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 166481016 is about 12902.7522645364. The cubic root of 166481016 is about 550.1167972339.

The spelling of 166481016 in words is "one hundred sixty-six million, four hundred eighty-one thousand, sixteen".