5004545551 has 4 divisors (see below), whose sum is σ = 5222134512. Its totient is φ = 4786956592.

The previous prime is 5004545549. The next prime is 5004545627. The reversal of 5004545551 is 1555454005.

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

It is a cyclic number.

It is not a de Polignac number, because 5004545551 - 2¹ = 5004545549 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 (5004545501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108794446 + ... + 108794491.

It is an arithmetic number, because the mean of its divisors is an integer number (1305533628).

Almost surely, 2^5004545551 is an apocalyptic number.

5004545551 is a deficient number, since it is larger than the sum of its proper divisors (217588961).

5004545551 is a wasteful number, since it uses less digits than its factorization.

5004545551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217588960.

The product of its (nonzero) digits is 50000, while the sum is 34.

The square root of 5004545551 is about 70742.8127162046. The cubic root of 5004545551 is about 1710.4939752517.

Adding to 5004545551 its reverse (1555454005), we get a palindrome (6559999556).

The spelling of 5004545551 in words is "five billion, four million, five hundred forty-five thousand, five hundred fifty-one".