5501255526565 has 8 divisors (see below), whose sum is σ = 6617187172728. Its totient is φ = 4390550727360.

The previous prime is 5501255526551. The next prime is 5501255526577. The reversal of 5501255526565 is 5656255521055.

It can be written as a sum of positive squares in 4 ways, for example, as 543748436449 + 4957507090116 = 737393^2 + 2226546^2 .

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

It is not a de Polignac number, because 5501255526565 - 2¹¹ = 5501255524517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1306709422 + ... + 1306713631.

It is an arithmetic number, because the mean of its divisors is an integer number (827148396591).

Almost surely, 2^{5501255526565} is an apocalyptic number.

It is an amenable number.

5501255526565 is a deficient number, since it is larger than the sum of its proper divisors (1115931646163).

5501255526565 is a wasteful number, since it uses less digits than its factorization.

5501255526565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613423479.

The product of its (nonzero) digits is 11250000, while the sum is 52.

The spelling of 5501255526565 in words is "five trillion, five hundred one billion, two hundred fifty-five million, five hundred twenty-six thousand, five hundred sixty-five".