2305664655 has 32 divisors (see below), whose sum is σ = 4227631104. Its totient is φ = 1051128576.

The previous prime is 2305664639. The next prime is 2305664677. The reversal of 2305664655 is 5564665032.

It is not a de Polignac number, because 2305664655 - 2⁴ = 2305664639 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 8619 + ... + 68451.

It is an arithmetic number, because the mean of its divisors is an integer number (132113472).

Almost surely, 2^2305664655 is an apocalyptic number.

2305664655 is a deficient number, since it is larger than the sum of its proper divisors (1921966449).

2305664655 is a wasteful number, since it uses less digits than its factorization.

2305664655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60215.

The product of its (nonzero) digits is 648000, while the sum is 42.

The square root of 2305664655 is about 48017.3370252870. The cubic root of 2305664655 is about 1321.0889115061.

The spelling of 2305664655 in words is "two billion, three hundred five million, six hundred sixty-four thousand, six hundred fifty-five".