5648385329 has 4 divisors (see below), whose sum is σ = 5656560240. Its totient is φ = 5640210420.

The previous prime is 5648385319. The next prime is 5648385359. The reversal of 5648385329 is 9235838465.

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 5648385329 - 2²⁰ = 5647336753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5648385319) 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, 4086419 + ... + 4087800.

It is an arithmetic number, because the mean of its divisors is an integer number (1414140060).

Almost surely, 2^5648385329 is an apocalyptic number.

It is an amenable number.

5648385329 is a deficient number, since it is larger than the sum of its proper divisors (8174911).

5648385329 is an equidigital number, since it uses as much as digits as its factorization.

5648385329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8174910.

The product of its digits is 6220800, while the sum is 53.

The square root of 5648385329 is about 75155.7404926596. The cubic root of 5648385329 is about 1780.9078112448.

The spelling of 5648385329 in words is "five billion, six hundred forty-eight million, three hundred eighty-five thousand, three hundred twenty-nine".