266161245122 has 16 divisors (see below), whose sum is σ = 402503254272. Its totient is φ = 131997799920.

The previous prime is 266161245121. The next prime is 266161245131. The reversal of 266161245122 is 221542161662.

It is not an unprimeable number, because it can be changed into a prime (266161245121) 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, 952658 + ... + 1199949.

It is an arithmetic number, because the mean of its divisors is an integer number (25156453392).

Almost surely, 2^266161245122 is an apocalyptic number.

266161245122 is a deficient number, since it is larger than the sum of its proper divisors (136342009150).

266161245122 is a wasteful number, since it uses less digits than its factorization.

266161245122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153113.

The product of its digits is 69120, while the sum is 38.

The spelling of 266161245122 in words is "two hundred sixty-six billion, one hundred sixty-one million, two hundred forty-five thousand, one hundred twenty-two".