2646926255 has 4 divisors (see below), whose sum is σ = 3176311512. Its totient is φ = 2117541000.

The previous prime is 2646926207. The next prime is 2646926267. The reversal of 2646926255 is 5526296462.

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

It is not a de Polignac number, because 2646926255 - 2¹⁴ = 2646909871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264692621 + ... + 264692630.

It is an arithmetic number, because the mean of its divisors is an integer number (794077878).

Almost surely, 2^2646926255 is an apocalyptic number.

2646926255 is a deficient number, since it is larger than the sum of its proper divisors (529385257).

2646926255 is an equidigital number, since it uses as much as digits as its factorization.

2646926255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529385256.

The product of its digits is 1555200, while the sum is 47.

The square root of 2646926255 is about 51448.2871920922. The cubic root of 2646926255 is about 1383.2922610666.

The spelling of 2646926255 in words is "two billion, six hundred forty-six million, nine hundred twenty-six thousand, two hundred fifty-five".