20002000198 has 16 divisors (see below), whose sum is σ = 30238442640. Its totient is φ = 9922612896.

The previous prime is 20002000181. The next prime is 20002000217. The reversal of 20002000198 is 89100020002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421440 + ... + 466492.

It is an arithmetic number, because the mean of its divisors is an integer number (1889902665).

Almost surely, 2^20002000198 is an apocalyptic number.

20002000198 is a deficient number, since it is larger than the sum of its proper divisors (10236442442).

20002000198 is a wasteful number, since it uses less digits than its factorization.

20002000198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46791.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 20002000198 in words is "twenty billion, two million, one hundred ninety-eight", and thus it is an aban number.