56543222448 has 160 divisors (see below), whose sum is σ = 170693836800. Its totient is φ = 17885919744.

The previous prime is 56543222377. The next prime is 56543222507. The reversal of 56543222448 is 84422234565.

It is a happy number.

56543222448 is a `hidden beast` number, since 565 + 4 + 3 + 22 + 24 + 48 = 666.

It is a super-2 number, since 2×56543222448² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1239468 + ... + 1284276.

It is an arithmetic number, because the mean of its divisors is an integer number (1066836480).

Almost surely, 2^56543222448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56543222448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85346918400).

56543222448 is an abundant number, since it is smaller than the sum of its proper divisors (114150614352).

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

56543222448 is a wasteful number, since it uses less digits than its factorization.

56543222448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44976 (or 44964 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 45.

The spelling of 56543222448 in words is "fifty-six billion, five hundred forty-three million, two hundred twenty-two thousand, four hundred forty-eight".