2355220605 has 32 divisors (see below), whose sum is σ = 3864889728. Its totient is φ = 1224012800.

The previous prime is 2355220559. The next prime is 2355220657. The reversal of 2355220605 is 5060225532.

It is not a de Polignac number, because 2355220605 - 2⁸ = 2355220349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 672910 + ... + 676400.

It is an arithmetic number, because the mean of its divisors is an integer number (120777804).

Almost surely, 2^2355220605 is an apocalyptic number.

It is an amenable number.

2355220605 is a deficient number, since it is larger than the sum of its proper divisors (1509669123).

2355220605 is a wasteful number, since it uses less digits than its factorization.

2355220605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4637.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 2355220605 is about 48530.6151310696. The cubic root of 2355220605 is about 1330.4866790712.

The spelling of 2355220605 in words is "two billion, three hundred fifty-five million, two hundred twenty thousand, six hundred five".