5644405829 has 4 divisors (see below), whose sum is σ = 5941479840. Its totient is φ = 5347331820.

The previous prime is 5644405799. The next prime is 5644405901. The reversal of 5644405829 is 9285044465.

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.

It is a cyclic number.

It is not a de Polignac number, because 5644405829 - 2⁸ = 5644405573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644405729) 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, 148536977 + ... + 148537014.

It is an arithmetic number, because the mean of its divisors is an integer number (1485369960).

Almost surely, 2^5644405829 is an apocalyptic number.

It is an amenable number.

5644405829 is a deficient number, since it is larger than the sum of its proper divisors (297074011).

5644405829 is a wasteful number, since it uses less digits than its factorization.

5644405829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297074010.

The product of its (nonzero) digits is 1382400, while the sum is 47.

The square root of 5644405829 is about 75129.2608042965. The cubic root of 5644405829 is about 1780.4894741299.

The spelling of 5644405829 in words is "five billion, six hundred forty-four million, four hundred five thousand, eight hundred twenty-nine".