550512646215055 has 64 divisors (see below), whose sum is σ = 672822091370880. Its totient is φ = 432363230208000.

The previous prime is 550512646214959. The next prime is 550512646215073.

550512646215055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 550512646215055 - 2¹³ = 550512646206863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550512646214993 and 550512646215011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87815062461 + ... + 87815068729.

It is an arithmetic number, because the mean of its divisors is an integer number (10512845177670).

Almost surely, 2^{550512646215055} is an apocalyptic number.

550512646215055 is a deficient number, since it is larger than the sum of its proper divisors (122309445155825).

550512646215055 is a wasteful number, since it uses less digits than its factorization.

550512646215055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9532.

The product of its (nonzero) digits is 9000000, while the sum is 52.

The spelling of 550512646215055 in words is "five hundred fifty trillion, five hundred twelve billion, six hundred forty-six million, two hundred fifteen thousand, fifty-five".