2685672077 has 24 divisors (see below), whose sum is σ = 3055743096. Its totient is φ = 2356992000.

The previous prime is 2685672061. The next prime is 2685672091. The reversal of 2685672077 is 7702765862.

It can be written as a sum of positive squares in 4 ways, for example, as 256036 + 2685416041 = 506^2 + 51821^2 .

It is not a de Polignac number, because 2685672077 - 2⁴ = 2685672061 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 (2685672377) by changing a digit.

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, 478427 + ... + 484007.

It is an arithmetic number, because the mean of its divisors is an integer number (127322629).

Almost surely, 2^2685672077 is an apocalyptic number.

It is an amenable number.

2685672077 is a deficient number, since it is larger than the sum of its proper divisors (370071019).

2685672077 is a wasteful number, since it uses less digits than its factorization.

2685672077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5741 (or 5730 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 50.

The square root of 2685672077 is about 51823.4703295717. The cubic root of 2685672077 is about 1390.0091569881.

The spelling of 2685672077 in words is "two billion, six hundred eighty-five million, six hundred seventy-two thousand, seventy-seven".