56388288311 has 2 divisors, whose sum is σ = 56388288312. Its totient is φ = 56388288310.

The previous prime is 56388288289. The next prime is 56388288361. The reversal of 56388288311 is 11388288365.

56388288311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56388288311 - 2¹⁰ = 56388287287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56388288361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28194144155 + 28194144156.

It is an arithmetic number, because the mean of its divisors is an integer number (28194144156).

Almost surely, 2^56388288311 is an apocalyptic number.

56388288311 is a deficient number, since it is larger than the sum of its proper divisors (1).

56388288311 is an equidigital number, since it uses as much as digits as its factorization.

56388288311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2211840, while the sum is 53.

The spelling of 56388288311 in words is "fifty-six billion, three hundred eighty-eight million, two hundred eighty-eight thousand, three hundred eleven".