8428818440304 has 160 divisors (see below), whose sum is σ = 25029094731840. Its totient is φ = 2713716338688.

The previous prime is 8428818440233. The next prime is 8428818440311. The reversal of 8428818440304 is 4030448188248.

8428818440304 is a `hidden beast` number, since 8 + 4 + 288 + 18 + 4 + 40 + 304 = 666.

It is a super-2 number, since 2×8428818440304² (a number of 27 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 polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265252 + ... + 4114364.

It is an arithmetic number, because the mean of its divisors is an integer number (156431842074).

Almost surely, 2^{8428818440304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8428818440304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12514547365920).

8428818440304 is an abundant number, since it is smaller than the sum of its proper divisors (16600276291536).

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

8428818440304 is a wasteful number, since it uses less digits than its factorization.

8428818440304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849304 (or 3849292 counting only the distinct ones).

The product of its (nonzero) digits is 6291456, while the sum is 54.

The spelling of 8428818440304 in words is "eight trillion, four hundred twenty-eight billion, eight hundred eighteen million, four hundred forty thousand, three hundred four".