4398329859840 has 864 divisors, whose sum is σ = 18106801929216. Its totient is φ = 1001379594240.

The previous prime is 4398329859823. The next prime is 4398329859871. The reversal of 4398329859840 is 489589238934.

4398329859840 is a `hidden beast` number, since 4 + 3 + 9 + 8 + 3 + 29 + 8 + 598 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (864).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 572620800 + ... + 572628480.

Almost surely, 2^{4398329859840} is an apocalyptic number.

4398329859840 is a gapful number since it is divisible by the number (40) 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 4398329859840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9053400964608).

4398329859840 is an abundant number, since it is smaller than the sum of its proper divisors (13708472069376).

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

4398329859840 is an equidigital number, since it uses as much as digits as its factorization.

4398329859840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7987 (or 7961 counting only the distinct ones).

The product of its (nonzero) digits is 537477120, while the sum is 72.

The spelling of 4398329859840 in words is "four trillion, three hundred ninety-eight billion, three hundred twenty-nine million, eight hundred fifty-nine thousand, eight hundred forty".