5656321033 has 8 divisors (see below), whose sum is σ = 6495297120. Its totient is φ = 4871472480.

The previous prime is 5656320959. The next prime is 5656321043. The reversal of 5656321033 is 3301236565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5656321033 - 2⁹ = 5656320521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5656321033.

It is not an unprimeable number, because it can be changed into a prime (5656321043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13531660 + ... + 13532077.

It is an arithmetic number, because the mean of its divisors is an integer number (811912140).

Almost surely, 2^5656321033 is an apocalyptic number.

It is an amenable number.

5656321033 is a deficient number, since it is larger than the sum of its proper divisors (838976087).

5656321033 is a wasteful number, since it uses less digits than its factorization.

5656321033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27063767.

The product of its (nonzero) digits is 48600, while the sum is 34.

The square root of 5656321033 is about 75208.5170243371. The cubic root of 5656321033 is about 1781.7414502980.

Adding to 5656321033 its reverse (3301236565), we get a palindrome (8957557598).

It can be divided in two parts, 565632 and 1033, that added together give a palindrome (566665).

The spelling of 5656321033 in words is "five billion, six hundred fifty-six million, three hundred twenty-one thousand, thirty-three".