2685736485 has 24 divisors (see below), whose sum is σ = 4703276760. Its totient is φ = 1417623552.

The previous prime is 2685736477. The next prime is 2685736531. The reversal of 2685736485 is 5846375862.

2685736485 is a `hidden beast` number, since 2 + 6 + 8 + 573 + 64 + 8 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 813789729 + 1871946756 = 28527^2 + 43266^2 .

It is not a de Polignac number, because 2685736485 - 2³ = 2685736477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303280 + ... + 312009.

It is an arithmetic number, because the mean of its divisors is an integer number (195969865).

Almost surely, 2^2685736485 is an apocalyptic number.

It is an amenable number.

2685736485 is a deficient number, since it is larger than the sum of its proper divisors (2017540275).

2685736485 is a wasteful number, since it uses less digits than its factorization.

2685736485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615397 (or 615394 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 54.

The square root of 2685736485 is about 51824.0917431266. The cubic root of 2685736485 is about 1390.0202686691.

The spelling of 2685736485 in words is "two billion, six hundred eighty-five million, seven hundred thirty-six thousand, four hundred eighty-five".