5991176064 has 128 divisors (see below), whose sum is σ = 17292672000. Its totient is φ = 1830850560.

The previous prime is 5991176047. The next prime is 5991176077. The reversal of 5991176064 is 4606711995.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 212932 + ... + 239420.

It is an arithmetic number, because the mean of its divisors is an integer number (135099000).

Almost surely, 2^5991176064 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 5991176064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8646336000).

5991176064 is an abundant number, since it is smaller than the sum of its proper divisors (11301495936).

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

5991176064 is a wasteful number, since it uses less digits than its factorization.

5991176064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26556 (or 26544 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 5991176064 is about 77402.6877052729. The cubic root of 5991176064 is about 1816.2293693607.

The spelling of 5991176064 in words is "five billion, nine hundred ninety-one million, one hundred seventy-six thousand, sixty-four".