166342995 has 96 divisors (see below), whose sum is σ = 362544000. Its totient is φ = 70108416.

The previous prime is 166342961. The next prime is 166342997. The reversal of 166342995 is 599243661.

166342995 is a `hidden beast` number, since 1 + 6 + 634 + 2 + 9 + 9 + 5 = 666.

166342995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166342995 - 2⁷ = 166342867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 166342995.

It is not an unprimeable number, because it can be changed into a prime (166342997) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 200241 + ... + 201069.

It is an arithmetic number, because the mean of its divisors is an integer number (3776500).

Almost surely, 2^166342995 is an apocalyptic number.

166342995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

166342995 is an abundant number, since it is smaller than the sum of its proper divisors (196201005).

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

166342995 is a wasteful number, since it uses less digits than its factorization.

166342995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874 (or 857 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 166342995 is about 12897.4026454942. The cubic root of 166342995 is about 549.9647305207.

The spelling of 166342995 in words is "one hundred sixty-six million, three hundred forty-two thousand, nine hundred ninety-five".