56033355563 has 16 divisors (see below), whose sum is σ = 62494571520. Its totient is φ = 49927602816.

The previous prime is 56033355557. The next prime is 56033355571. The reversal of 56033355563 is 36555333065.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 56033355563 - 2²⁴ = 56016578347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56033355533) 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 in 15 ways as a sum of consecutive naturals, for example, 421970 + ... + 538632.

It is an arithmetic number, because the mean of its divisors is an integer number (3905910720).

Almost surely, 2^56033355563 is an apocalyptic number.

56033355563 is a deficient number, since it is larger than the sum of its proper divisors (6461215957).

56033355563 is a wasteful number, since it uses less digits than its factorization.

56033355563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118186.

The product of its (nonzero) digits is 1822500, while the sum is 44.

The spelling of 56033355563 in words is "fifty-six billion, thirty-three million, three hundred fifty-five thousand, five hundred sixty-three".