266685068 has 24 divisors (see below), whose sum is σ = 507220560. Its totient is φ = 121953600.

The previous prime is 266685053. The next prime is 266685113. The reversal of 266685068 is 860586662.

It is a happy number.

It is a super-2 number, since 2×266685068² = 142241850988329248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17858 + ... + 29193.

It is an arithmetic number, because the mean of its divisors is an integer number (21134190).

Almost surely, 2^266685068 is an apocalyptic number.

It is an amenable number.

266685068 is a deficient number, since it is larger than the sum of its proper divisors (240535492).

266685068 is a wasteful number, since it uses less digits than its factorization.

266685068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47177 (or 47175 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 266685068 is about 16330.4950323008. The cubic root of 266685068 is about 643.6743946399.

The spelling of 266685068 in words is "two hundred sixty-six million, six hundred eighty-five thousand, sixty-eight".