298206493920 has 384 divisors, whose sum is σ = 1103689359360. Its totient is φ = 75078144000.

The previous prime is 298206493919. The next prime is 298206493933. The reversal of 298206493920 is 29394602892.

298206493920 is a `hidden beast` number, since 2 + 9 + 8 + 206 + 49 + 392 + 0 = 666.

It is a super-2 number, since 2×298206493920² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

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, 5463565 + ... + 5517875.

It is an arithmetic number, because the mean of its divisors is an integer number (2874191040).

Almost surely, 2^298206493920 is an apocalyptic number.

298206493920 is a gapful number since it is divisible by the number (20) 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 298206493920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551844679680).

298206493920 is an abundant number, since it is smaller than the sum of its proper divisors (805482865440).

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

298206493920 is a wasteful number, since it uses less digits than its factorization.

298206493920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54407 (or 54393 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 298206493920 in words is "two hundred ninety-eight billion, two hundred six million, four hundred ninety-three thousand, nine hundred twenty".