4545225455 has 4 divisors (see below), whose sum is σ = 5454270552. Its totient is φ = 3636180360.

The previous prime is 4545225439. The next prime is 4545225457. The reversal of 4545225455 is 5545225454.

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

It is not a de Polignac number, because 4545225455 - 2⁴ = 4545225439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545225457) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 454522541 + ... + 454522550.

It is an arithmetic number, because the mean of its divisors is an integer number (1363567638).

Almost surely, 2^4545225455 is an apocalyptic number.

4545225455 is a deficient number, since it is larger than the sum of its proper divisors (909045097).

4545225455 is an equidigital number, since it uses as much as digits as its factorization.

4545225455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909045096.

The product of its digits is 800000, while the sum is 41.

The square root of 4545225455 is about 67418.2872446342. The cubic root of 4545225455 is about 1656.4759826834.

Subtracting 4545225455 from its reverse (5545225454), we obtain a palindrome (999999999).

It can be divided in two parts, 45452 and 25455, that added together give a palindrome (70907).

The spelling of 4545225455 in words is "four billion, five hundred forty-five million, two hundred twenty-five thousand, four hundred fifty-five".