5644530399 has 4 divisors (see below), whose sum is σ = 7526040536. Its totient is φ = 3763020264.

The previous prime is 5644530373. The next prime is 5644530401. The reversal of 5644530399 is 9930354465.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5644530399 - 2⁹ = 5644529887 is a prime.

It is a super-3 number, since 3×5644530399³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644530299) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 940755064 + ... + 940755069.

It is an arithmetic number, because the mean of its divisors is an integer number (1881510134).

Almost surely, 2^5644530399 is an apocalyptic number.

5644530399 is a deficient number, since it is larger than the sum of its proper divisors (1881510137).

5644530399 is a wasteful number, since it uses less digits than its factorization.

5644530399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881510136.

The product of its (nonzero) digits is 1749600, while the sum is 48.

The square root of 5644530399 is about 75130.0898375611. The cubic root of 5644530399 is about 1780.5025722869.

The spelling of 5644530399 in words is "five billion, six hundred forty-four million, five hundred thirty thousand, three hundred ninety-nine".