4225553215505 has 4 divisors (see below), whose sum is σ = 5070663858612. Its totient is φ = 3380442572400.

The previous prime is 4225553215489. The next prime is 4225553215511. The reversal of 4225553215505 is 5055123555224.

It is a happy number.

4225553215505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 834681404881 + 3390871810624 = 913609^2 + 1841432^2 .

It is not a de Polignac number, because 4225553215505 - 2⁴ = 4225553215489 is a prime.

It is a Duffinian number.

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, 422555321546 + ... + 422555321555.

It is an arithmetic number, because the mean of its divisors is an integer number (1267665964653).

Almost surely, 2^{4225553215505} is an apocalyptic number.

It is an amenable number.

4225553215505 is a deficient number, since it is larger than the sum of its proper divisors (845110643107).

4225553215505 is an equidigital number, since it uses as much as digits as its factorization.

4225553215505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845110643106.

The product of its (nonzero) digits is 1500000, while the sum is 44.

The spelling of 4225553215505 in words is "four trillion, two hundred twenty-five billion, five hundred fifty-three million, two hundred fifteen thousand, five hundred five".