5991162912 has 144 divisors (see below), whose sum is σ = 20318014080. Its totient is φ = 1637323776.

The previous prime is 5991162911. The next prime is 5991162923. The reversal of 5991162912 is 2192611995.

5991162912 is a `hidden beast` number, since 5 + 9 + 9 + 1 + 1 + 629 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (5991162911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18237 + ... + 110972.

It is an arithmetic number, because the mean of its divisors is an integer number (141097320).

Almost surely, 2^5991162912 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 5991162912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10159007040).

5991162912 is an abundant number, since it is smaller than the sum of its proper divisors (14326851168).

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

5991162912 is a wasteful number, since it uses less digits than its factorization.

5991162912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129255 (or 129244 counting only the distinct ones).

The product of its digits is 87480, while the sum is 45.

The square root of 5991162912 is about 77402.6027469361. The cubic root of 5991162912 is about 1816.2280403469.

The spelling of 5991162912 in words is "five billion, nine hundred ninety-one million, one hundred sixty-two thousand, nine hundred twelve".