56315243423 has 2 divisors, whose sum is σ = 56315243424. Its totient is φ = 56315243422.

The previous prime is 56315243399. The next prime is 56315243437. The reversal of 56315243423 is 32434251365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56315243423 - 2⁶ = 56315243359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56315246423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28157621711 + 28157621712.

It is an arithmetic number, because the mean of its divisors is an integer number (28157621712).

Almost surely, 2^56315243423 is an apocalyptic number.

56315243423 is a deficient number, since it is larger than the sum of its proper divisors (1).

56315243423 is an equidigital number, since it uses as much as digits as its factorization.

56315243423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 38.

Adding to 56315243423 its reverse (32434251365), we get a palindrome (88749494788).

The spelling of 56315243423 in words is "fifty-six billion, three hundred fifteen million, two hundred forty-three thousand, four hundred twenty-three".