198476854444 has 12 divisors (see below), whose sum is σ = 378910358568. Its totient is φ = 90216752000.

The previous prime is 198476854441. The next prime is 198476854453. The reversal of 198476854444 is 444458674891.

It is not an unprimeable number, because it can be changed into a prime (198476854441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2255418757 + ... + 2255418844.

It is an arithmetic number, because the mean of its divisors is an integer number (31575863214).

Almost surely, 2^198476854444 is an apocalyptic number.

It is an amenable number.

198476854444 is a deficient number, since it is larger than the sum of its proper divisors (180433504124).

198476854444 is a wasteful number, since it uses less digits than its factorization.

198476854444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510837616 (or 4510837614 counting only the distinct ones).

The product of its digits is 123863040, while the sum is 64.

The spelling of 198476854444 in words is "one hundred ninety-eight billion, four hundred seventy-six million, eight hundred fifty-four thousand, four hundred forty-four".