455555555 has 24 divisors (see below), whose sum is σ = 676526112. Its totient is φ = 288347904.

The previous prime is 455555501. The next prime is 455555567. The reversal of 455555555 is 555555554.

It is not a de Polignac number, because 455555555 - 2⁶ = 455555491 is a prime.

It is a Duffinian number.

455555555 is a modest number, since divided by 55555 gives 4555 as remainder.

It is a plaindrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32594 + ... + 44423.

It is an arithmetic number, because the mean of its divisors is an integer number (28188588).

Almost surely, 2^455555555 is an apocalyptic number.

455555555 is a deficient number, since it is larger than the sum of its proper divisors (220970557).

455555555 is a wasteful number, since it uses less digits than its factorization.

455555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77055 (or 77042 counting only the distinct ones).

The product of its digits is 1562500, while the sum is 44.

The square root of 455555555 is about 21343.7474450950. The cubic root of 455555555 is about 769.4500796051.

Subtracting 455555555 from its reverse (555555554), we obtain a palindrome (99999999).

The spelling of 455555555 in words is "four hundred fifty-five million, five hundred fifty-five thousand, five hundred fifty-five".