5520440001 has 4 divisors (see below), whose sum is σ = 7360586672. Its totient is φ = 3680293332.

The previous prime is 5520439933. The next prime is 5520440027. The reversal of 5520440001 is 1000440255.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5520440001 - 2¹⁸ = 5520177857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5520440001.

It is not an unprimeable number, because it can be changed into a prime (5520440201) 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, 920073331 + ... + 920073336.

It is an arithmetic number, because the mean of its divisors is an integer number (1840146668).

Almost surely, 2^5520440001 is an apocalyptic number.

It is an amenable number.

5520440001 is a deficient number, since it is larger than the sum of its proper divisors (1840146671).

5520440001 is a wasteful number, since it uses less digits than its factorization.

5520440001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840146670.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 5520440001 is about 74299.6635322126. The cubic root of 5520440001 is about 1767.3581408834.

Adding to 5520440001 its reverse (1000440255), we get a palindrome (6520880256).

The spelling of 5520440001 in words is "five billion, five hundred twenty million, four hundred forty thousand, one".