3543099985 has 4 divisors (see below), whose sum is σ = 4251719988. Its totient is φ = 2834479984.

The previous prime is 3543099977. The next prime is 3543099997. The reversal of 3543099985 is 5899903453.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2601408016 + 941691969 = 51004^2 + 30687^2 .

It is a cyclic number.

It is not a de Polignac number, because 3543099985 - 2³ = 3543099977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354309994 + ... + 354310003.

It is an arithmetic number, because the mean of its divisors is an integer number (1062929997).

Almost surely, 2^3543099985 is an apocalyptic number.

It is an amenable number.

3543099985 is a deficient number, since it is larger than the sum of its proper divisors (708620003).

3543099985 is an equidigital number, since it uses as much as digits as its factorization.

3543099985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708620002.

The product of its (nonzero) digits is 5248800, while the sum is 55.

The square root of 3543099985 is about 59523.9446357514. The cubic root of 3543099985 is about 1524.5013128905.

The spelling of 3543099985 in words is "three billion, five hundred forty-three million, ninety-nine thousand, nine hundred eighty-five".