5520243739 has 4 divisors (see below), whose sum is σ = 5610739600. Its totient is φ = 5429747880.

The previous prime is 5520243709. The next prime is 5520243787. The reversal of 5520243739 is 9373420255.

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 5520243739 - 2⁷ = 5520243611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5520243709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45247839 + ... + 45247960.

It is an arithmetic number, because the mean of its divisors is an integer number (1402684900).

Almost surely, 2^5520243739 is an apocalyptic number.

5520243739 is a deficient number, since it is larger than the sum of its proper divisors (90495861).

5520243739 is an equidigital number, since it uses as much as digits as its factorization.

5520243739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90495860.

The product of its (nonzero) digits is 226800, while the sum is 40.

The square root of 5520243739 is about 74298.3427742504. The cubic root of 5520243739 is about 1767.3371963358.

The spelling of 5520243739 in words is "five billion, five hundred twenty million, two hundred forty-three thousand, seven hundred thirty-nine".