455005555 has 4 divisors (see below), whose sum is σ = 546006672. Its totient is φ = 364004440.

The previous prime is 455005549. The next prime is 455005591. The reversal of 455005555 is 555500554.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 455005555 - 2⁹ = 455005043 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 455005555.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45500551 + ... + 45500560.

It is an arithmetic number, because the mean of its divisors is an integer number (136501668).

Almost surely, 2^455005555 is an apocalyptic number.

455005555 is a deficient number, since it is larger than the sum of its proper divisors (91001117).

455005555 is an equidigital number, since it uses as much as digits as its factorization.

455005555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91001116.

The product of its (nonzero) digits is 62500, while the sum is 34.

The square root of 455005555 is about 21330.8592185125. The cubic root of 455005555 is about 769.1402981637.

The spelling of 455005555 in words is "four hundred fifty-five million, five thousand, five hundred fifty-five".