20243034198 has 24 divisors (see below), whose sum is σ = 45372319200. Its totient is φ = 6514999344.

The previous prime is 20243034197. The next prime is 20243034233. The reversal of 20243034198 is 89143034202.

20243034198 is a `hidden beast` number, since 2 + 0 + 2 + 430 + 34 + 198 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20243034197) 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, 19389358 + ... + 19390401.

It is an arithmetic number, because the mean of its divisors is an integer number (1890513300).

Almost surely, 2^20243034198 is an apocalyptic number.

20243034198 is an abundant number, since it is smaller than the sum of its proper divisors (25129285002).

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

20243034198 is a wasteful number, since it uses less digits than its factorization.

20243034198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38779796 (or 38779793 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 20243034198 in words is "twenty billion, two hundred forty-three million, thirty-four thousand, one hundred ninety-eight".