166342383 has 16 divisors (see below), whose sum is σ = 247119360. Its totient is φ = 110586168.

The previous prime is 166342381. The next prime is 166342411. The reversal of 166342383 is 383243661.

166342383 is a `hidden beast` number, since 16 + 634 + 2 + 3 + 8 + 3 = 666.

It is not a de Polignac number, because 166342383 - 2¹ = 166342381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166342381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1516 + ... + 18302.

It is an arithmetic number, because the mean of its divisors is an integer number (15444960).

Almost surely, 2^166342383 is an apocalyptic number.

166342383 is a deficient number, since it is larger than the sum of its proper divisors (80776977).

166342383 is a wasteful number, since it uses less digits than its factorization.

166342383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17163 (or 17157 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 166342383 is about 12897.3789197651. The cubic root of 166342383 is about 549.9640560532.

The spelling of 166342383 in words is "one hundred sixty-six million, three hundred forty-two thousand, three hundred eighty-three".