2255666627 has 4 divisors (see below), whose sum is σ = 2261556480. Its totient is φ = 2249776776.

The previous prime is 2255666617. The next prime is 2255666657. The reversal of 2255666627 is 7266665522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7266665522 = 2 ⋅3633332761.

It is a cyclic number.

It is not a de Polignac number, because 2255666627 - 2¹⁶ = 2255601091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2255666617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2944352 + ... + 2945117.

It is an arithmetic number, because the mean of its divisors is an integer number (565389120).

Almost surely, 2^2255666627 is an apocalyptic number.

2255666627 is a deficient number, since it is larger than the sum of its proper divisors (5889853).

2255666627 is an equidigital number, since it uses as much as digits as its factorization.

2255666627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5889852.

The product of its digits is 1814400, while the sum is 47.

The square root of 2255666627 is about 47493.8588345904. The cubic root of 2255666627 is about 1311.4698314851.

The spelling of 2255666627 in words is "two billion, two hundred fifty-five million, six hundred sixty-six thousand, six hundred twenty-seven".