198303872234 has 16 divisors (see below), whose sum is σ = 320486595072. Its totient is φ = 91482129648.

The previous prime is 198303872231. The next prime is 198303872243. The reversal of 198303872234 is 432278303891.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (198303872231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1723814 + ... + 1835249.

It is an arithmetic number, because the mean of its divisors is an integer number (20030412192).

Almost surely, 2^198303872234 is an apocalyptic number.

198303872234 is a deficient number, since it is larger than the sum of its proper divisors (122182722838).

198303872234 is a wasteful number, since it uses less digits than its factorization.

198303872234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3561221.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 198303872234 in words is "one hundred ninety-eight billion, three hundred three million, eight hundred seventy-two thousand, two hundred thirty-four".