550666106511 has 8 divisors (see below), whose sum is σ = 734238150144. Its totient is φ = 367102400280.

The previous prime is 550666106509. The next prime is 550666106591. The reversal of 550666106511 is 115601666055.

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

It is not a de Polignac number, because 550666106511 - 2¹ = 550666106509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550666106591) 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, 1928575 + ... + 2195616.

It is an arithmetic number, because the mean of its divisors is an integer number (91779768768).

Almost surely, 2^550666106511 is an apocalyptic number.

550666106511 is a deficient number, since it is larger than the sum of its proper divisors (183572043633).

550666106511 is a wasteful number, since it uses less digits than its factorization.

550666106511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4168701.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 550666106511 in words is "five hundred fifty billion, six hundred sixty-six million, one hundred six thousand, five hundred eleven".