2676447665 has 16 divisors (see below), whose sum is σ = 3297300480. Its totient is φ = 2084594880.

The previous prime is 2676447659. The next prime is 2676447677. The reversal of 2676447665 is 5667446762.

It is not a de Polignac number, because 2676447665 - 2²⁶ = 2609338801 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15071 + ... + 74699.

It is an arithmetic number, because the mean of its divisors is an integer number (206081280).

Almost surely, 2^2676447665 is an apocalyptic number.

It is an amenable number.

2676447665 is a deficient number, since it is larger than the sum of its proper divisors (620852815).

2676447665 is a wasteful number, since it uses less digits than its factorization.

2676447665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59872.

The product of its digits is 10160640, while the sum is 53.

The square root of 2676447665 is about 51734.3953767704. The cubic root of 2676447665 is about 1388.4159213935.

The spelling of 2676447665 in words is "two billion, six hundred seventy-six million, four hundred forty-seven thousand, six hundred sixty-five".