298479974624328 has 256 divisors, whose sum is σ = 873442521907200. Its totient is φ = 83242477543680.

The previous prime is 298479974624327. The next prime is 298479974624333. The reversal of 298479974624328 is 823426479974892.

It is a Cunningham number, because it is equal to 17276573²-1.

It is a Harshad number since it is a multiple of its sum of digits (84).

It is not an unprimeable number, because it can be changed into a prime (298479974624327) 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 63 ways as a sum of consecutive naturals, for example, 725410351 + ... + 725821697.

It is an arithmetic number, because the mean of its divisors is an integer number (3411884851200).

Almost surely, 2^{298479974624328} is an apocalyptic number.

298479974624328 is a gapful number since it is divisible by the number (28) 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 298479974624328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436721260953600).

298479974624328 is an abundant number, since it is smaller than the sum of its proper divisors (574962547282872).

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

298479974624328 is a wasteful number, since it uses less digits than its factorization.

298479974624328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412040 (or 412036 counting only the distinct ones).

The product of its digits is 21069103104, while the sum is 84.

The spelling of 298479974624328 in words is "two hundred ninety-eight trillion, four hundred seventy-nine billion, nine hundred seventy-four million, six hundred twenty-four thousand, three hundred twenty-eight".