5991227679 has 8 divisors (see below), whose sum is σ = 8245990912. Its totient is φ = 3865308120.

The previous prime is 5991227651. The next prime is 5991227681. The reversal of 5991227679 is 9767221995.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5991227679 - 2⁵ = 5991227647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5991227609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32210809 + ... + 32210994.

It is an arithmetic number, because the mean of its divisors is an integer number (1030748864).

Almost surely, 2^5991227679 is an apocalyptic number.

5991227679 is a deficient number, since it is larger than the sum of its proper divisors (2254763233).

5991227679 is a wasteful number, since it uses less digits than its factorization.

5991227679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64421837.

The product of its digits is 4286520, while the sum is 57.

The square root of 5991227679 is about 77403.0211232094. The cubic root of 5991227679 is about 1816.2345850539.

The spelling of 5991227679 in words is "five billion, nine hundred ninety-one million, two hundred twenty-seven thousand, six hundred seventy-nine".