298220070400 has 240 divisors, whose sum is σ = 855124554240. Its totient is φ = 100950220800.

The previous prime is 298220070383. The next prime is 298220070419. The reversal of 298220070400 is 4070022892.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7057335 + ... + 7099465.

It is an arithmetic number, because the mean of its divisors is an integer number (3563018976).

Almost surely, 2^298220070400 is an apocalyptic number.

298220070400 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 298220070400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (427562277120).

298220070400 is an abundant number, since it is smaller than the sum of its proper divisors (556904483840).

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

298220070400 is an equidigital number, since it uses as much as digits as its factorization.

298220070400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42245 (or 42224 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 298220070400 in words is "two hundred ninety-eight billion, two hundred twenty million, seventy thousand, four hundred".