198326062290 has 32 divisors (see below), whose sum is σ = 481717285056. Its totient is φ = 52249757120.

The previous prime is 198326062289. The next prime is 198326062327. The reversal of 198326062290 is 92260623891.

It is a happy number.

198326062290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39822021 + ... + 39827000.

It is an arithmetic number, because the mean of its divisors is an integer number (15053665158).

Almost surely, 2^198326062290 is an apocalyptic number.

198326062290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198326062290 is an abundant number, since it is smaller than the sum of its proper divisors (283391222766).

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

198326062290 is a wasteful number, since it uses less digits than its factorization.

198326062290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79649114.

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 198326062290 in words is "one hundred ninety-eight billion, three hundred twenty-six million, sixty-two thousand, two hundred ninety".