166776016 has 40 divisors (see below), whose sum is σ = 360717984. Its totient is φ = 74040960.

The previous prime is 166776007. The next prime is 166776017. The reversal of 166776016 is 610677661.

It is a self number, because there is not a number n which added to its sum of digits gives 166776016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166776017) 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 7 ways as a sum of consecutive naturals, for example, 3451 + ... + 18586.

Almost surely, 2^166776016 is an apocalyptic number.

166776016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166776016 is an abundant number, since it is smaller than the sum of its proper divisors (193941968).

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

166776016 is a wasteful number, since it uses less digits than its factorization.

166776016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22099 (or 22093 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 166776016 is about 12914.1788744000. The cubic root of 166776016 is about 550.4415363518.

The spelling of 166776016 in words is "one hundred sixty-six million, seven hundred seventy-six thousand, sixteen".