550016661111 has 16 divisors (see below), whose sum is σ = 734884080000. Its totient is φ = 365914207008.

The previous prime is 550016661101. The next prime is 550016661119. The reversal of 550016661111 is 111166610055.

It is not a de Polignac number, because 550016661111 - 2²² = 550012466807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550016661119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3102120 + ... + 3274626.

It is an arithmetic number, because the mean of its divisors is an integer number (45930255000).

Almost surely, 2^550016661111 is an apocalyptic number.

550016661111 is a deficient number, since it is larger than the sum of its proper divisors (184867418889).

550016661111 is a wasteful number, since it uses less digits than its factorization.

550016661111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174718.

The product of its (nonzero) digits is 5400, while the sum is 33.

The spelling of 550016661111 in words is "five hundred fifty billion, sixteen million, six hundred sixty-one thousand, one hundred eleven".