3198398264028 has 96 divisors (see below), whose sum is σ = 9046352286720. Its totient is φ = 969171160320.

The previous prime is 3198398264023. The next prime is 3198398264053. The reversal of 3198398264028 is 8204628938913.

3198398264028 is a `hidden beast` number, since 3 + 198 + 39 + 8 + 2 + 6 + 402 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3198398264023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41152701 + ... + 41230347.

It is an arithmetic number, because the mean of its divisors is an integer number (94232836320).

Almost surely, 2^{3198398264028} is an apocalyptic number.

It is an amenable number.

3198398264028 is an abundant number, since it is smaller than the sum of its proper divisors (5847954022692).

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

3198398264028 is a wasteful number, since it uses less digits than its factorization.

3198398264028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112344 (or 112336 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 63.

The spelling of 3198398264028 in words is "three trillion, one hundred ninety-eight billion, three hundred ninety-eight million, two hundred sixty-four thousand, twenty-eight".