4391998135200 has 1152 divisors, whose sum is σ = 17878955673600. Its totient is φ = 1046064844800.

The previous prime is 4391998135139. The next prime is 4391998135223. The reversal of 4391998135200 is 25318991934.

4391998135200 is a `hidden beast` number, since 4 + 3 + 9 + 19 + 98 + 13 + 520 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 705085686 + ... + 705091914.

It is an arithmetic number, because the mean of its divisors is an integer number (15519926800).

Almost surely, 2^{4391998135200} is an apocalyptic number.

4391998135200 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 4391998135200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8939477836800).

4391998135200 is an abundant number, since it is smaller than the sum of its proper divisors (13486957538400).

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

4391998135200 is a wasteful number, since it uses less digits than its factorization.

4391998135200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6314 (or 6283 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 4391998135200 in words is "four trillion, three hundred ninety-one billion, nine hundred ninety-eight million, one hundred thirty-five thousand, two hundred".