995983111728 has 240 divisors, whose sum is σ = 3176780199840. Its totient is φ = 288519168000.

The previous prime is 995983111709. The next prime is 995983111733. The reversal of 995983111728 is 827111389599.

995983111728 is a `hidden beast` number, since 9 + 9 + 598 + 3 + 1 + 1 + 17 + 28 = 666.

995983111728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×995983111728² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4532200 + ... + 4746872.

It is an arithmetic number, because the mean of its divisors is an integer number (13236584166).

Almost surely, 2^995983111728 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 995983111728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1588390099920).

995983111728 is an abundant number, since it is smaller than the sum of its proper divisors (2180797088112).

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

995983111728 is a wasteful number, since it uses less digits than its factorization.

995983111728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214828 (or 214819 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 63.

The spelling of 995983111728 in words is "nine hundred ninety-five billion, nine hundred eighty-three million, one hundred eleven thousand, seven hundred twenty-eight".