606510978985 has 16 divisors (see below), whose sum is σ = 736010068752. Its totient is φ = 479753625600.

The previous prime is 606510978929. The next prime is 606510979037. The reversal of 606510978985 is 589879015606.

It can be written as a sum of positive squares in 8 ways, for example, as 41949593856 + 564561385129 = 204816^2 + 751373^2 .

It is not a de Polignac number, because 606510978985 - 2⁹ = 606510978473 is a prime.

It is a super-2 number, since 2×606510978985² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74736 + ... + 1103905.

It is an arithmetic number, because the mean of its divisors is an integer number (46000629297).

Almost surely, 2^606510978985 is an apocalyptic number.

It is an amenable number.

606510978985 is a deficient number, since it is larger than the sum of its proper divisors (129499089767).

606510978985 is a wasteful number, since it uses less digits than its factorization.

606510978985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179804.

The product of its (nonzero) digits is 32659200, while the sum is 64.

The spelling of 606510978985 in words is "six hundred six billion, five hundred ten million, nine hundred seventy-eight thousand, nine hundred eighty-five".