5665200142447 has 2 divisors, whose sum is σ = 5665200142448. Its totient is φ = 5665200142446.

The previous prime is 5665200142411. The next prime is 5665200142517. The reversal of 5665200142447 is 7442410025665.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5665200142447 is a prime.

It is a super-2 number, since 2×5665200142447² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5665200142397 and 5665200142406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5165200142447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832600071223 + 2832600071224.

It is an arithmetic number, because the mean of its divisors is an integer number (2832600071224).

Almost surely, 2^{5665200142447} is an apocalyptic number.

5665200142447 is a deficient number, since it is larger than the sum of its proper divisors (1).

5665200142447 is an equidigital number, since it uses as much as digits as its factorization.

5665200142447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1612800, while the sum is 46.

The spelling of 5665200142447 in words is "five trillion, six hundred sixty-five billion, two hundred million, one hundred forty-two thousand, four hundred forty-seven".