4550245521 has 8 divisors (see below), whose sum is σ = 6097791744. Its totient is φ = 3018098160.

The previous prime is 4550245519. The next prime is 4550245537. The reversal of 4550245521 is 1255420554.

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

It is not a de Polignac number, because 4550245521 - 2¹ = 4550245519 is a prime.

It is a super-2 number, since 2×4550245521² = 41409468602761122882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4550245321) 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, 3849025 + ... + 3850206.

It is an arithmetic number, because the mean of its divisors is an integer number (762223968).

Almost surely, 2^4550245521 is an apocalyptic number.

It is an amenable number.

4550245521 is a deficient number, since it is larger than the sum of its proper divisors (1547546223).

4550245521 is a wasteful number, since it uses less digits than its factorization.

4550245521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7699431.

The product of its (nonzero) digits is 40000, while the sum is 33.

The square root of 4550245521 is about 67455.5077143446. The cubic root of 4550245521 is about 1657.0856010818.

The spelling of 4550245521 in words is "four billion, five hundred fifty million, two hundred forty-five thousand, five hundred twenty-one".