298675256880 has 640 divisors, whose sum is σ = 1276794279936. Its totient is φ = 55738368000.

The previous prime is 298675256879. The next prime is 298675256909. The reversal of 298675256880 is 88652576892.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8872080 + ... + 8905680.

Almost surely, 2^298675256880 is an apocalyptic number.

298675256880 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 298675256880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (638397139968).

298675256880 is an abundant number, since it is smaller than the sum of its proper divisors (978119023056).

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

298675256880 is a wasteful number, since it uses less digits than its factorization.

298675256880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33685 (or 33679 counting only the distinct ones).

The product of its (nonzero) digits is 116121600, while the sum is 66.

It can be divided in two parts, 298675 and 256880, that added together give a palindrome (555555).

The spelling of 298675256880 in words is "two hundred ninety-eight billion, six hundred seventy-five million, two hundred fifty-six thousand, eight hundred eighty".