7009885685 has 16 divisors (see below), whose sum is σ = 9178902720. Its totient is φ = 5096807040.

The previous prime is 7009885679. The next prime is 7009885691. The reversal of 7009885685 is 5865889007.

It is an interprime number because it is at equal distance from previous prime (7009885679) and next prime (7009885691).

It is not a de Polignac number, because 7009885685 - 2¹⁸ = 7009623541 is a prime.

It is a super-3 number, since 3×7009885685³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7009885685.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 239321 + ... + 267009.

It is an arithmetic number, because the mean of its divisors is an integer number (573681420).

Almost surely, 2^7009885685 is an apocalyptic number.

It is an amenable number.

7009885685 is a deficient number, since it is larger than the sum of its proper divisors (2169017035).

7009885685 is a wasteful number, since it uses less digits than its factorization.

7009885685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32308.

The product of its (nonzero) digits is 4838400, while the sum is 56.

The square root of 7009885685 is about 83725.0600776136. The cubic root of 7009885685 is about 1913.8312656274.

The spelling of 7009885685 in words is "seven billion, nine million, eight hundred eighty-five thousand, six hundred eighty-five".