5229985538 has 6 divisors (see below), whose sum is σ = 7845131721. Its totient is φ = 2614941632.

The previous prime is 5229985511. The next prime is 5229985559. The reversal of 5229985538 is 8355899225.

It can be written as a sum of positive squares in 2 ways, for example, as 3981988609 + 1247996929 = 63103^2 + 35327^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=51137.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 76706 + ... + 127842.

Almost surely, 2^5229985538 is an apocalyptic number.

5229985538 is a deficient number, since it is larger than the sum of its proper divisors (2615146183).

5229985538 is an frugal number, since it uses more digits than its factorization.

5229985538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102276 (or 51139 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 56.

The square root of 5229985538 is about 72318.6389390730. The cubic root of 5229985538 is about 1735.8019129616.

The spelling of 5229985538 in words is "five billion, two hundred twenty-nine million, nine hundred eighty-five thousand, five hundred thirty-eight".