19682448198 has 32 divisors (see below), whose sum is σ = 45408916224. Its totient is φ = 5570998752.

The previous prime is 19682448133. The next prime is 19682448217. The reversal of 19682448198 is 89184428691.

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, 2185365 + ... + 2194352.

It is an arithmetic number, because the mean of its divisors is an integer number (1419028632).

Almost surely, 2^19682448198 is an apocalyptic number.

19682448198 is an abundant number, since it is smaller than the sum of its proper divisors (25726468026).

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

19682448198 is a wasteful number, since it uses less digits than its factorization.

19682448198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4379836.

The product of its digits is 7962624, while the sum is 60.

The spelling of 19682448198 in words is "nineteen billion, six hundred eighty-two million, four hundred forty-eight thousand, one hundred ninety-eight".