2555223455 has 16 divisors (see below), whose sum is σ = 3230814720. Its totient is φ = 1934692128.

The previous prime is 2555223397. The next prime is 2555223511. The reversal of 2555223455 is 5543225552.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2555223455 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88334 + ... + 113636.

It is an arithmetic number, because the mean of its divisors is an integer number (201925920).

Almost surely, 2^2555223455 is an apocalyptic number.

2555223455 is a deficient number, since it is larger than the sum of its proper divisors (675591265).

2555223455 is a wasteful number, since it uses less digits than its factorization.

2555223455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26390.

The product of its digits is 300000, while the sum is 38.

The square root of 2555223455 is about 50549.2181442997. The cubic root of 2555223455 is about 1367.1294175240.

The spelling of 2555223455 in words is "two billion, five hundred fifty-five million, two hundred twenty-three thousand, four hundred fifty-five".