4504991839 has 4 divisors (see below), whose sum is σ = 4508488080. Its totient is φ = 4501495600.

The previous prime is 4504991837. The next prime is 4504991861. The reversal of 4504991839 is 9381994054.

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 4504991839 - 2¹ = 4504991837 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 (4504991837) 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, 1746187 + ... + 1748764.

It is an arithmetic number, because the mean of its divisors is an integer number (1127122020).

Almost surely, 2^4504991839 is an apocalyptic number.

4504991839 is a deficient number, since it is larger than the sum of its proper divisors (3496241).

4504991839 is a wasteful number, since it uses less digits than its factorization.

4504991839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3496240.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The square root of 4504991839 is about 67119.2359834347. The cubic root of 4504991839 is about 1651.5738688263.

The spelling of 4504991839 in words is "four billion, five hundred four million, nine hundred ninety-one thousand, eight hundred thirty-nine".