4952785985 has 24 divisors (see below), whose sum is σ = 6982172136. Its totient is φ = 3362553600.

The previous prime is 4952785969. The next prime is 4952786011. The reversal of 4952785985 is 5895872594.

It can be written as a sum of positive squares in 4 ways, for example, as 1638711361 + 3314074624 = 40481^2 + 57568^2 .

It is not a de Polignac number, because 4952785985 - 2⁴ = 4952785969 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 (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75332 + ... + 124821.

It is an arithmetic number, because the mean of its divisors is an integer number (290923839).

Almost surely, 2^4952785985 is an apocalyptic number.

It is an amenable number.

4952785985 is a deficient number, since it is larger than the sum of its proper divisors (2029386151).

4952785985 is a wasteful number, since it uses less digits than its factorization.

4952785985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200273 (or 200266 counting only the distinct ones).

The product of its digits is 36288000, while the sum is 62.

The square root of 4952785985 is about 70376.0327455306. The cubic root of 4952785985 is about 1704.5765938368.

The spelling of 4952785985 in words is "four billion, nine hundred fifty-two million, seven hundred eighty-five thousand, nine hundred eighty-five".