56533920536448 has 96 divisors (see below), whose sum is σ = 162687282558840. Its totient is φ = 18844056677376.

The previous prime is 56533920536441. The next prime is 56533920536477. The reversal of 56533920536448 is 84463502933565.

56533920536448 is a `hidden beast` number, since 5 + 6 + 5 + 3 + 3 + 92 + 0 + 536 + 4 + 4 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56533920536441) 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 11 ways as a sum of consecutive naturals, for example, 37287715 + ... + 38774237.

Almost surely, 2^{56533920536448} is an apocalyptic number.

It is an amenable number.

56533920536448 is an abundant number, since it is smaller than the sum of its proper divisors (106153362022392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56533920536448 is a wasteful number, since it uses less digits than its factorization.

56533920536448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519556 (or 1519541 counting only the distinct ones).

The product of its (nonzero) digits is 279936000, while the sum is 63.

The spelling of 56533920536448 in words is "fifty-six trillion, five hundred thirty-three billion, nine hundred twenty million, five hundred thirty-six thousand, four hundred forty-eight".