2675506665 has 128 divisors (see below), whose sum is σ = 5048676864. Its totient is φ = 1198080000.

The previous prime is 2675506663. The next prime is 2675506709. The reversal of 2675506665 is 5666055762.

It is not a de Polignac number, because 2675506665 - 2¹ = 2675506663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2675506663) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 20423650 + ... + 20423780.

It is an arithmetic number, because the mean of its divisors is an integer number (39442788).

Almost surely, 2^2675506665 is an apocalyptic number.

It is an amenable number.

2675506665 is a deficient number, since it is larger than the sum of its proper divisors (2373170199).

2675506665 is a wasteful number, since it uses less digits than its factorization.

2675506665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331.

The product of its (nonzero) digits is 2268000, while the sum is 48.

The square root of 2675506665 is about 51725.3000474623. The cubic root of 2675506665 is about 1388.2531867179.

The spelling of 2675506665 in words is "two billion, six hundred seventy-five million, five hundred six thousand, six hundred sixty-five".