5565788944831 has 2 divisors, whose sum is σ = 5565788944832. Its totient is φ = 5565788944830.

The previous prime is 5565788944823. The next prime is 5565788944879. The reversal of 5565788944831 is 1384498875655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5565788944831 - 2³ = 5565788944823 is a prime.

It is a super-2 number, since 2×5565788944831² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5565788944811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782894472415 + 2782894472416.

It is an arithmetic number, because the mean of its divisors is an integer number (2782894472416).

Almost surely, 2^{5565788944831} is an apocalyptic number.

5565788944831 is a deficient number, since it is larger than the sum of its proper divisors (1).

5565788944831 is an equidigital number, since it uses as much as digits as its factorization.

5565788944831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216000, while the sum is 73.

The spelling of 5565788944831 in words is "five trillion, five hundred sixty-five billion, seven hundred eighty-eight million, nine hundred forty-four thousand, eight hundred thirty-one".