5520012065 has 8 divisors (see below), whose sum is σ = 6624501288. Its totient is φ = 4415685120.

The previous prime is 5520012059. The next prime is 5520012067. The reversal of 5520012065 is 5602100255.

It can be written as a sum of positive squares in 4 ways, for example, as 61905424 + 5458106641 = 7868^2 + 73879^2 .

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

It is not a de Polignac number, because 5520012065 - 2¹⁰ = 5520011041 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5520012067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54545 + ... + 118385.

It is an arithmetic number, because the mean of its divisors is an integer number (828062661).

Almost surely, 2^5520012065 is an apocalyptic number.

It is an amenable number.

5520012065 is a deficient number, since it is larger than the sum of its proper divisors (1104489223).

5520012065 is a wasteful number, since it uses less digits than its factorization.

5520012065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81139.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 5520012065 is about 74296.7836787031. The cubic root of 5520012065 is about 1767.3124720770.

The spelling of 5520012065 in words is "five billion, five hundred twenty million, twelve thousand, sixty-five".