2685418844 has 6 divisors (see below), whose sum is σ = 4699482984. Its totient is φ = 1342709420.

The previous prime is 2685418831. The next prime is 2685418847. The reversal of 2685418844 is 4488145862.

It is a super-2 number, since 2×2685418844² = 14422948735420592672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2685418792 and 2685418801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2685418847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335677352 + ... + 335677359.

It is an arithmetic number, because the mean of its divisors is an integer number (783247164).

Almost surely, 2^2685418844 is an apocalyptic number.

It is an amenable number.

2685418844 is a deficient number, since it is larger than the sum of its proper divisors (2014064140).

2685418844 is a wasteful number, since it uses less digits than its factorization.

2685418844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671354715 (or 671354713 counting only the distinct ones).

The product of its digits is 1966080, while the sum is 50.

The square root of 2685418844 is about 51821.0270450133. The cubic root of 2685418844 is about 1389.9654674581.

The spelling of 2685418844 in words is "two billion, six hundred eighty-five million, four hundred eighteen thousand, eight hundred forty-four".