198912034944 has 96 divisors (see below), whose sum is σ = 654160141440. Its totient is φ = 56832007680.

The previous prime is 198912034943. The next prime is 198912034961. The reversal of 198912034944 is 449430219891.

198912034944 is a `hidden beast` number, since 198 + 91 + 20 + 349 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (198912034943) 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, 12325272 + ... + 12341399.

It is an arithmetic number, because the mean of its divisors is an integer number (6814168140).

Almost surely, 2^198912034944 is an apocalyptic number.

198912034944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

198912034944 is an abundant number, since it is smaller than the sum of its proper divisors (455248106496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198912034944 is a wasteful number, since it uses less digits than its factorization.

198912034944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24666698 (or 24666683 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 198912034944 in words is "one hundred ninety-eight billion, nine hundred twelve million, thirty-four thousand, nine hundred forty-four".