2255078858 has 16 divisors (see below), whose sum is σ = 3430615680. Its totient is φ = 1111583616.

The previous prime is 2255078767. The next prime is 2255078863. The reversal of 2255078858 is 8588705522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97466 + ... + 118362.

It is an arithmetic number, because the mean of its divisors is an integer number (214413480).

Almost surely, 2^2255078858 is an apocalyptic number.

2255078858 is a deficient number, since it is larger than the sum of its proper divisors (1175536822).

2255078858 is a wasteful number, since it uses less digits than its factorization.

2255078858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21661.

The product of its (nonzero) digits is 1792000, while the sum is 50.

The square root of 2255078858 is about 47487.6705893224. The cubic root of 2255078858 is about 1311.3559097637.

The spelling of 2255078858 in words is "two billion, two hundred fifty-five million, seventy-eight thousand, eight hundred fifty-eight".