198164946908 has 12 divisors (see below), whose sum is σ = 355246917312. Its totient is φ = 96665827680.

The previous prime is 198164946853. The next prime is 198164946913. The reversal of 198164946908 is 809649461891.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 604161260 + ... + 604161587.

It is an arithmetic number, because the mean of its divisors is an integer number (29603909776).

Almost surely, 2^198164946908 is an apocalyptic number.

It is an amenable number.

198164946908 is a deficient number, since it is larger than the sum of its proper divisors (157081970404).

198164946908 is a wasteful number, since it uses less digits than its factorization.

198164946908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208322892 (or 1208322890 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 65.

The spelling of 198164946908 in words is "one hundred ninety-eight billion, one hundred sixty-four million, nine hundred forty-six thousand, nine hundred eight".