550561150011 has 4 divisors (see below), whose sum is σ = 734081533352. Its totient is φ = 367040766672.

The previous prime is 550561149991. The next prime is 550561150039. The reversal of 550561150011 is 110051165055.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 550561150011 - 2¹¹ = 550561147963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550561150411) 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, 91760191666 + ... + 91760191671.

It is an arithmetic number, because the mean of its divisors is an integer number (183520383338).

Almost surely, 2^550561150011 is an apocalyptic number.

550561150011 is a deficient number, since it is larger than the sum of its proper divisors (183520383341).

550561150011 is a wasteful number, since it uses less digits than its factorization.

550561150011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183520383340.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 550561150011 in words is "five hundred fifty billion, five hundred sixty-one million, one hundred fifty thousand, eleven".