2855338263 has 16 divisors (see below), whose sum is σ = 4293269760. Its totient is φ = 1875146328.

The previous prime is 2855338261. The next prime is 2855338267. The reversal of 2855338263 is 3628335582.

2855338263 is a `hidden beast` number, since 2 + 8 + 55 + 338 + 263 = 666.

It is not a de Polignac number, because 2855338263 - 2¹ = 2855338261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2855338261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 787395 + ... + 791012.

It is an arithmetic number, because the mean of its divisors is an integer number (268329360).

Almost surely, 2^2855338263 is an apocalyptic number.

2855338263 is a deficient number, since it is larger than the sum of its proper divisors (1437931497).

2855338263 is a wasteful number, since it uses less digits than its factorization.

2855338263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578483 (or 1578477 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 2855338263 is about 53435.3652836771. The cubic root of 2855338263 is about 1418.6846019833.

The spelling of 2855338263 in words is "two billion, eight hundred fifty-five million, three hundred thirty-eight thousand, two hundred sixty-three".