5566402031 has 2 divisors, whose sum is σ = 5566402032. Its totient is φ = 5566402030.

The previous prime is 5566402003. The next prime is 5566402057. The reversal of 5566402031 is 1302046655.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5566402031 is a prime.

It is a super-2 number, since 2×5566402031² = 61969663141441849922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5566402931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2783201015 + 2783201016.

It is an arithmetic number, because the mean of its divisors is an integer number (2783201016).

Almost surely, 2^5566402031 is an apocalyptic number.

5566402031 is a deficient number, since it is larger than the sum of its proper divisors (1).

5566402031 is an equidigital number, since it uses as much as digits as its factorization.

5566402031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 5566402031 is about 74608.3241401387. The cubic root of 5566402031 is about 1772.2494760192.

Adding to 5566402031 its reverse (1302046655), we get a palindrome (6868448686).

The spelling of 5566402031 in words is "five billion, five hundred sixty-six million, four hundred two thousand, thirty-one".