56577743203 has 2 divisors, whose sum is σ = 56577743204. Its totient is φ = 56577743202.

The previous prime is 56577743147. The next prime is 56577743239. The reversal of 56577743203 is 30234777565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56577743203 - 2⁹ = 56577742691 is a prime.

It is a super-2 number, since 2×56577743203² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56577743273) 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, 28288871601 + 28288871602.

It is an arithmetic number, because the mean of its divisors is an integer number (28288871602).

Almost surely, 2^56577743203 is an apocalyptic number.

56577743203 is a deficient number, since it is larger than the sum of its proper divisors (1).

56577743203 is an equidigital number, since it uses as much as digits as its factorization.

56577743203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3704400, while the sum is 49.

The spelling of 56577743203 in words is "fifty-six billion, five hundred seventy-seven million, seven hundred forty-three thousand, two hundred three".