2255517223258 has 32 divisors (see below), whose sum is σ = 3682071993600. Its totient is φ = 1030021914816.

The previous prime is 2255517223249. The next prime is 2255517223277. The reversal of 2255517223258 is 8523227155522.

It is a super-2 number, since 2×2255517223258² (a number of 26 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1484185 + ... + 2591107.

It is an arithmetic number, because the mean of its divisors is an integer number (115064749800).

Almost surely, 2^{2255517223258} is an apocalyptic number.

2255517223258 is a deficient number, since it is larger than the sum of its proper divisors (1426554770342).

2255517223258 is a wasteful number, since it uses less digits than its factorization.

2255517223258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107766.

The product of its digits is 3360000, while the sum is 49.

The spelling of 2255517223258 in words is "two trillion, two hundred fifty-five billion, five hundred seventeen million, two hundred twenty-three thousand, two hundred fifty-eight".