5661334633 has 4 divisors (see below), whose sum is σ = 5729543568. Its totient is φ = 5593125700.

The previous prime is 5661334631. The next prime is 5661334661. The reversal of 5661334633 is 3364331665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3364331665 = 5 ⋅672866333.

It is a cyclic number.

It is not a de Polignac number, because 5661334633 - 2¹ = 5661334631 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5661334631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34104343 + ... + 34104508.

It is an arithmetic number, because the mean of its divisors is an integer number (1432385892).

Almost surely, 2^5661334633 is an apocalyptic number.

It is an amenable number.

5661334633 is a deficient number, since it is larger than the sum of its proper divisors (68208935).

5661334633 is an equidigital number, since it uses as much as digits as its factorization.

5661334633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68208934.

The product of its digits is 349920, while the sum is 40.

The square root of 5661334633 is about 75241.8409729587. The cubic root of 5661334633 is about 1782.2677229336.

The spelling of 5661334633 in words is "five billion, six hundred sixty-one million, three hundred thirty-four thousand, six hundred thirty-three".