166410454245 has 16 divisors (see below), whose sum is σ = 304293402240. Its totient is φ = 76073350464.

The previous prime is 166410454229. The next prime is 166410454271. The reversal of 166410454245 is 542454014661.

It is a happy number.

It is not a de Polignac number, because 166410454245 - 2⁴ = 166410454229 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 166410454197 and 166410454206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 792430630 + ... + 792430839.

It is an arithmetic number, because the mean of its divisors is an integer number (19018337640).

Almost surely, 2^166410454245 is an apocalyptic number.

166410454245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

166410454245 is a deficient number, since it is larger than the sum of its proper divisors (137882947995).

166410454245 is a wasteful number, since it uses less digits than its factorization.

166410454245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584861484.

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 166410454245 in words is "one hundred sixty-six billion, four hundred ten million, four hundred fifty-four thousand, two hundred forty-five".