5005565501 has 4 divisors (see below), whose sum is σ = 5061807900. Its totient is φ = 4949323104.

The previous prime is 5005565497. The next prime is 5005565519. The reversal of 5005565501 is 1055655005.

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 306600100 + 4698965401 = 17510^2 + 68549^2 .

It is a cyclic number.

It is not a de Polignac number, because 5005565501 - 2² = 5005565497 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 (5005565581) 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, 28121066 + ... + 28121243.

It is an arithmetic number, because the mean of its divisors is an integer number (1265451975).

Almost surely, 2^5005565501 is an apocalyptic number.

It is an amenable number.

5005565501 is a deficient number, since it is larger than the sum of its proper divisors (56242399).

5005565501 is an equidigital number, since it uses as much as digits as its factorization.

5005565501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56242398.

The product of its (nonzero) digits is 18750, while the sum is 32.

The square root of 5005565501 is about 70750.0212084774. The cubic root of 5005565501 is about 1710.6101696064.

The spelling of 5005565501 in words is "five billion, five million, five hundred sixty-five thousand, five hundred one".