1996588839168 has 1512 divisors, whose sum is σ = 7958443377024. Its totient is φ = 487432028160.

The previous prime is 1996588839121. The next prime is 1996588839173. The reversal of 1996588839168 is 8619388856991.

1996588839168 is a `hidden beast` number, since 1 + 9 + 96 + 5 + 8 + 88 + 391 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (1512).

It is a Harshad number since it is a multiple of its sum of digits (81).

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 2687198605 + ... + 2687199347.

It is an arithmetic number, because the mean of its divisors is an integer number (5263520752).

Almost surely, 2^{1996588839168} is an apocalyptic number.

1996588839168 is a gapful number since it is divisible by the number (18) 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 1996588839168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3979221688512).

1996588839168 is an abundant number, since it is smaller than the sum of its proper divisors (5961854537856).

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

1996588839168 is an equidigital number, since it uses as much as digits as its factorization.

1996588839168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823 (or 783 counting only the distinct ones).

The product of its digits is 1612431360, while the sum is 81.

The spelling of 1996588839168 in words is "one trillion, nine hundred ninety-six billion, five hundred eighty-eight million, eight hundred thirty-nine thousand, one hundred sixty-eight".