5643256322 has 30 divisors (see below), whose sum is σ = 9332573715. Its totient is φ = 2559273420.

The previous prime is 5643256309. The next prime is 5643256327. The reversal of 5643256322 is 2236523465.

It can be written as a sum of positive squares in only one way, i.e., 2821628161 + 2821628161 = 53119^2 + 53119^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=53119.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5643256327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 12854579 + ... + 12855017.

Almost surely, 2^5643256322 is an apocalyptic number.

5643256322 is a deficient number, since it is larger than the sum of its proper divisors (3689317393).

5643256322 is an frugal number, since it uses more digits than its factorization.

5643256322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924 (or 452 counting only the distinct ones).

The product of its digits is 259200, while the sum is 38.

The square root of 5643256322 is about 75121.6102196964. The cubic root of 5643256322 is about 1780.3685978658.

Adding to 5643256322 its reverse (2236523465), we get a palindrome (7879779787).

The spelling of 5643256322 in words is "five billion, six hundred forty-three million, two hundred fifty-six thousand, three hundred twenty-two".