56128353046803 has 24 divisors (see below), whose sum is σ = 81301616978400. Its totient is φ = 37313984680704.

The previous prime is 56128353046769. The next prime is 56128353046861. The reversal of 56128353046803 is 30864035382165.

56128353046803 is a `hidden beast` number, since 5 + 6 + 1 + 28 + 3 + 530 + 4 + 6 + 80 + 3 = 666.

It is not a de Polignac number, because 56128353046803 - 2¹⁷ = 56128352915731 is a prime.

It is a super-2 number, since 2×56128353046803² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56128353046803.

It is not an unprimeable number, because it can be changed into a prime (56128353046303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 224290513 + ... + 224540621.

It is an arithmetic number, because the mean of its divisors is an integer number (3387567374100).

Almost surely, 2^{56128353046803} is an apocalyptic number.

56128353046803 is a deficient number, since it is larger than the sum of its proper divisors (25173263931597).

56128353046803 is a wasteful number, since it uses less digits than its factorization.

56128353046803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319931 (or 319928 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 56128353046803 in words is "fifty-six trillion, one hundred twenty-eight billion, three hundred fifty-three million, forty-six thousand, eight hundred three".