2685803774 has 16 divisors (see below), whose sum is σ = 4054216320. Its totient is φ = 1334423040.

The previous prime is 2685803671. The next prime is 2685803777. The reversal of 2685803774 is 4773085862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2685803777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225062 + ... + 236694.

It is an arithmetic number, because the mean of its divisors is an integer number (253388520).

Almost surely, 2^2685803774 is an apocalyptic number.

2685803774 is a deficient number, since it is larger than the sum of its proper divisors (1368412546).

2685803774 is a wasteful number, since it uses less digits than its factorization.

2685803774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12355.

The product of its (nonzero) digits is 2257920, while the sum is 50.

The square root of 2685803774 is about 51824.7409448422. The cubic root of 2685803774 is about 1390.0318771911.

The spelling of 2685803774 in words is "two billion, six hundred eighty-five million, eight hundred three thousand, seven hundred seventy-four".