5564993851 has 2 divisors, whose sum is σ = 5564993852. Its totient is φ = 5564993850.

The previous prime is 5564993821. The next prime is 5564993867. The reversal of 5564993851 is 1583994655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5564993851 - 2⁷ = 5564993723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5564993792 and 5564993801.

It is not a weakly prime, because it can be changed into another prime (5564993821) 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 as a sum of consecutive naturals, namely, 2782496925 + 2782496926.

It is an arithmetic number, because the mean of its divisors is an integer number (2782496926).

Almost surely, 2^5564993851 is an apocalyptic number.

5564993851 is a deficient number, since it is larger than the sum of its proper divisors (1).

5564993851 is an equidigital number, since it uses as much as digits as its factorization.

5564993851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832000, while the sum is 55.

The square root of 5564993851 is about 74598.8863924925. The cubic root of 5564993851 is about 1772.1000164143.

The spelling of 5564993851 in words is "five billion, five hundred sixty-four million, nine hundred ninety-three thousand, eight hundred fifty-one".