5639033839 has 4 divisors (see below), whose sum is σ = 5641253856. Its totient is φ = 5636813824.

The previous prime is 5639033837. The next prime is 5639033843. The reversal of 5639033839 is 9383309365.

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

It is a cyclic number.

It is not a de Polignac number, because 5639033839 - 2¹ = 5639033837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5639033792 and 5639033801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639033833) 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, 1106194 + ... + 1111279.

It is an arithmetic number, because the mean of its divisors is an integer number (1410313464).

Almost surely, 2^5639033839 is an apocalyptic number.

5639033839 is a deficient number, since it is larger than the sum of its proper divisors (2220017).

5639033839 is a wasteful number, since it uses less digits than its factorization.

5639033839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2220016.

The product of its (nonzero) digits is 1574640, while the sum is 49.

The square root of 5639033839 is about 75093.5006441969. The cubic root of 5639033839 is about 1779.9244422542.

The spelling of 5639033839 in words is "five billion, six hundred thirty-nine million, thirty-three thousand, eight hundred thirty-nine".