298671773312 has 128 divisors (see below), whose sum is σ = 652626616320. Its totient is φ = 135025228800.

The previous prime is 298671773311. The next prime is 298671773341. The reversal of 298671773312 is 213377176892.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (298671773311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280970093 + ... + 280971155.

It is an arithmetic number, because the mean of its divisors is an integer number (5098645440).

Almost surely, 2^298671773312 is an apocalyptic number.

298671773312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 298671773312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326313308160).

298671773312 is an abundant number, since it is smaller than the sum of its proper divisors (353954843008).

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

298671773312 is a wasteful number, since it uses less digits than its factorization.

298671773312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982 (or 1970 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 56.

The spelling of 298671773312 in words is "two hundred ninety-eight billion, six hundred seventy-one million, seven hundred seventy-three thousand, three hundred twelve".