998328238206 has 32 divisors (see below), whose sum is σ = 2153357340288. Its totient is φ = 306733361760.

The previous prime is 998328238183. The next prime is 998328238247. The reversal of 998328238206 is 602832823899.

It is a self number, because there is not a number n which added to its sum of digits gives 998328238206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9207376 + ... + 9315171.

It is an arithmetic number, because the mean of its divisors is an integer number (67292416884).

Almost surely, 2^998328238206 is an apocalyptic number.

998328238206 is an abundant number, since it is smaller than the sum of its proper divisors (1155029102082).

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

998328238206 is a wasteful number, since it uses less digits than its factorization.

998328238206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18523256.

The product of its (nonzero) digits is 17915904, while the sum is 60.

The spelling of 998328238206 in words is "nine hundred ninety-eight billion, three hundred twenty-eight million, two hundred thirty-eight thousand, two hundred six".