2672706865 has 4 divisors (see below), whose sum is σ = 3207248244. Its totient is φ = 2138165488.

The previous prime is 2672706859. The next prime is 2672706899. The reversal of 2672706865 is 5686072762.

2672706865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1130102689 + 1542604176 = 33617^2 + 39276^2 .

It is a cyclic number.

It is not a de Polignac number, because 2672706865 - 2⁹ = 2672706353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267270682 + ... + 267270691.

It is an arithmetic number, because the mean of its divisors is an integer number (801812061).

Almost surely, 2^2672706865 is an apocalyptic number.

It is an amenable number.

2672706865 is a deficient number, since it is larger than the sum of its proper divisors (534541379).

2672706865 is an equidigital number, since it uses as much as digits as its factorization.

2672706865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534541378.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The square root of 2672706865 is about 51698.2288381333. The cubic root of 2672706865 is about 1387.7687690795.

The spelling of 2672706865 in words is "two billion, six hundred seventy-two million, seven hundred six thousand, eight hundred sixty-five".