166023934353 has 12 divisors (see below), whose sum is σ = 239816678400. Its totient is φ = 110680625016.

The previous prime is 166023934319. The next prime is 166023934361. The reversal of 166023934353 is 353439320661.

166023934353 is a `hidden beast` number, since 1 + 6 + 60 + 239 + 3 + 4 + 353 = 666.

It is not a de Polignac number, because 166023934353 - 2⁶ = 166023934289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166023934299 and 166023934308.

It is not an unprimeable number, because it can be changed into a prime (166023934303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500400 + ... + 763182.

It is an arithmetic number, because the mean of its divisors is an integer number (19984723200).

Almost surely, 2^166023934353 is an apocalyptic number.

It is an amenable number.

166023934353 is a deficient number, since it is larger than the sum of its proper divisors (73792744047).

166023934353 is a wasteful number, since it uses less digits than its factorization.

166023934353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332988 (or 332985 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 45.

The spelling of 166023934353 in words is "one hundred sixty-six billion, twenty-three million, nine hundred thirty-four thousand, three hundred fifty-three".