2668555027 has 4 divisors (see below), whose sum is σ = 2668694040. Its totient is φ = 2668416016.

The previous prime is 2668554979. The next prime is 2668555039. The reversal of 2668555027 is 7205558662.

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

It is a cyclic number.

It is not a de Polignac number, because 2668555027 - 2²³ = 2660166419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2668555067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35002 + ... + 81007.

It is an arithmetic number, because the mean of its divisors is an integer number (667173510).

Almost surely, 2^2668555027 is an apocalyptic number.

2668555027 is a deficient number, since it is larger than the sum of its proper divisors (139013).

2668555027 is a wasteful number, since it uses less digits than its factorization.

2668555027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139012.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The square root of 2668555027 is about 51658.0586840040. The cubic root of 2668555027 is about 1387.0498004491.

The spelling of 2668555027 in words is "two billion, six hundred sixty-eight million, five hundred fifty-five thousand, twenty-seven".