5005545001 has 4 divisors (see below), whose sum is σ = 5005905604. Its totient is φ = 5005184400.

The previous prime is 5005544969. The next prime is 5005545011. The reversal of 5005545001 is 1005455005.

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 192515625 + 4813029376 = 13875^2 + 69376^2 .

It is a cyclic number.

It is not a de Polignac number, because 5005545001 - 2⁵ = 5005544969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5005545011) 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, 158610 + ... + 187531.

It is an arithmetic number, because the mean of its divisors is an integer number (1251476401).

Almost surely, 2^5005545001 is an apocalyptic number.

It is an amenable number.

5005545001 is a deficient number, since it is larger than the sum of its proper divisors (360603).

5005545001 is a wasteful number, since it uses less digits than its factorization.

5005545001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360602.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 5005545001 is about 70749.8763320474. The cubic root of 5005545001 is about 1710.6078343687.

The spelling of 5005545001 in words is "five billion, five million, five hundred forty-five thousand, one".