55061210266 has 32 divisors (see below), whose sum is σ = 87120696960. Its totient is φ = 26065924416.

The previous prime is 55061210261. The next prime is 55061210279. The reversal of 55061210266 is 66201216055.

It is not an unprimeable number, because it can be changed into a prime (55061210261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 823795 + ... + 888121.

It is an arithmetic number, because the mean of its divisors is an integer number (2722521780).

Almost surely, 2^55061210266 is an apocalyptic number.

55061210266 is a deficient number, since it is larger than the sum of its proper divisors (32059486694).

55061210266 is a wasteful number, since it uses less digits than its factorization.

55061210266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64678.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 55061210266 in words is "fifty-five billion, sixty-one million, two hundred ten thousand, two hundred sixty-six".