4551045215 has 8 divisors (see below), whose sum is σ = 5514276768. Its totient is φ = 3605487840.

The previous prime is 4551045211. The next prime is 4551045217. The reversal of 4551045215 is 5125401554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4551045215 - 2² = 4551045211 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 (4551045211) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4417976 + ... + 4419005.

It is an arithmetic number, because the mean of its divisors is an integer number (689284596).

Almost surely, 2^4551045215 is an apocalyptic number.

4551045215 is a deficient number, since it is larger than the sum of its proper divisors (963231553).

4551045215 is a wasteful number, since it uses less digits than its factorization.

4551045215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8837089.

The product of its (nonzero) digits is 20000, while the sum is 32.

The square root of 4551045215 is about 67461.4350203136. The cubic root of 4551045215 is about 1657.1826715793.

Adding to 4551045215 its reverse (5125401554), we get a palindrome (9676446769).

The spelling of 4551045215 in words is "four billion, five hundred fifty-one million, forty-five thousand, two hundred fifteen".