5647211679 has 4 divisors (see below), whose sum is σ = 7529615576. Its totient is φ = 3764807784.

The previous prime is 5647211671. The next prime is 5647211681. The reversal of 5647211679 is 9761127465.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5647211679 - 2³ = 5647211671 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 (5647211671) 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 3 ways as a sum of consecutive naturals, for example, 941201944 + ... + 941201949.

It is an arithmetic number, because the mean of its divisors is an integer number (1882403894).

Almost surely, 2^5647211679 is an apocalyptic number.

5647211679 is a deficient number, since it is larger than the sum of its proper divisors (1882403897).

5647211679 is a wasteful number, since it uses less digits than its factorization.

5647211679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1882403896.

The product of its digits is 635040, while the sum is 48.

The square root of 5647211679 is about 75147.9319675532. The cubic root of 5647211679 is about 1780.7844540306.

The spelling of 5647211679 in words is "five billion, six hundred forty-seven million, two hundred eleven thousand, six hundred seventy-nine".