52215504505 has 16 divisors (see below), whose sum is σ = 66364508304. Its totient is φ = 39303290880.

The previous prime is 52215504499. The next prime is 52215504529. The reversal of 52215504505 is 50540551225.

It can be written as a sum of positive squares in 8 ways, for example, as 10080963216 + 42134541289 = 100404^2 + 205267^2 .

It is not a de Polignac number, because 52215504505 - 2⁹ = 52215503993 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 194299 + ... + 377071.

It is an arithmetic number, because the mean of its divisors is an integer number (4147781769).

Almost surely, 2^52215504505 is an apocalyptic number.

It is an amenable number.

52215504505 is a deficient number, since it is larger than the sum of its proper divisors (14149003799).

52215504505 is a wasteful number, since it uses less digits than its factorization.

52215504505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186156.

The product of its (nonzero) digits is 50000, while the sum is 34.

The spelling of 52215504505 in words is "fifty-two billion, two hundred fifteen million, five hundred four thousand, five hundred five".