266662872118 has 8 divisors (see below), whose sum is σ = 401711022648. Its totient is φ = 132759197904.

The previous prime is 266662872101. The next prime is 266662872121. The reversal of 266662872118 is 811278266662.

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

It is a super-2 number, since 2×266662872118² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286118496 + ... + 286119427.

It is an arithmetic number, because the mean of its divisors is an integer number (50213877831).

Almost surely, 2^266662872118 is an apocalyptic number.

266662872118 is a deficient number, since it is larger than the sum of its proper divisors (135048150530).

266662872118 is a wasteful number, since it uses less digits than its factorization.

266662872118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572238158.

The product of its digits is 4644864, while the sum is 55.

The spelling of 266662872118 in words is "two hundred sixty-six billion, six hundred sixty-two million, eight hundred seventy-two thousand, one hundred eighteen".