5664627621447 has 16 divisors (see below), whose sum is σ = 7581200378880. Its totient is φ = 3762240586272.

The previous prime is 5664627621431. The next prime is 5664627621503. The reversal of 5664627621447 is 7441267264665.

It is not a de Polignac number, because 5664627621447 - 2⁴ = 5664627621431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5664627621427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5293158 + ... + 6272700.

It is an arithmetic number, because the mean of its divisors is an integer number (473825023680).

Almost surely, 2^{5664627621447} is an apocalyptic number.

5664627621447 is a deficient number, since it is larger than the sum of its proper divisors (1916572757433).

5664627621447 is a wasteful number, since it uses less digits than its factorization.

5664627621447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986782.

The product of its digits is 81285120, while the sum is 60.

The spelling of 5664627621447 in words is "five trillion, six hundred sixty-four billion, six hundred twenty-seven million, six hundred twenty-one thousand, four hundred forty-seven".