11051266555506 has 16 divisors (see below), whose sum is σ = 22102577488800. Its totient is φ = 3683748122208.

The previous prime is 11051266555501. The next prime is 11051266555547. The reversal of 11051266555506 is 60555566215011.

It is not an unprimeable number, because it can be changed into a prime (11051266555501) 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, 2006785 + ... + 5111723.

It is an arithmetic number, because the mean of its divisors is an integer number (1381411093050).

Almost surely, 2^{11051266555506} is an apocalyptic number.

11051266555506 is an abundant number, since it is smaller than the sum of its proper divisors (11051310933294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11051266555506 is a wasteful number, since it uses less digits than its factorization.

11051266555506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3698153.

The product of its (nonzero) digits is 1350000, while the sum is 48.

The spelling of 11051266555506 in words is "eleven trillion, fifty-one billion, two hundred sixty-six million, five hundred fifty-five thousand, five hundred six".