2685067893 has 8 divisors (see below), whose sum is σ = 3977878400. Its totient is φ = 1790045244.

The previous prime is 2685067871. The next prime is 2685067981. The reversal of 2685067893 is 3987605862.

It is a happy number.

2685067893 is a `hidden beast` number, since 2 + 68 + 506 + 78 + 9 + 3 = 666.

It is not a de Polignac number, because 2685067893 - 2⁶ = 2685067829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2685067793) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 49723453 + ... + 49723506.

It is an arithmetic number, because the mean of its divisors is an integer number (497234800).

Almost surely, 2^2685067893 is an apocalyptic number.

It is an amenable number.

2685067893 is a deficient number, since it is larger than the sum of its proper divisors (1292810507).

2685067893 is an equidigital number, since it uses as much as digits as its factorization.

2685067893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99446968 (or 99446962 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The square root of 2685067893 is about 51817.6407510029. The cubic root of 2685067893 is about 1389.9049143934.

The spelling of 2685067893 in words is "two billion, six hundred eighty-five million, sixty-seven thousand, eight hundred ninety-three".