56553287723 has 2 divisors, whose sum is σ = 56553287724. Its totient is φ = 56553287722.

The previous prime is 56553287717. The next prime is 56553287767. The reversal of 56553287723 is 32778235565.

56553287723 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 56553287723 - 2²⁰ = 56552239147 is a prime.

It is not a weakly prime, because it can be changed into another prime (56553287123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28276643861 + 28276643862.

It is an arithmetic number, because the mean of its divisors is an integer number (28276643862).

Almost surely, 2^56553287723 is an apocalyptic number.

56553287723 is a deficient number, since it is larger than the sum of its proper divisors (1).

56553287723 is an equidigital number, since it uses as much as digits as its factorization.

56553287723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584000, while the sum is 53.

The spelling of 56553287723 in words is "fifty-six billion, five hundred fifty-three million, two hundred eighty-seven thousand, seven hundred twenty-three".