266688466376 has 32 divisors (see below), whose sum is σ = 523625636160. Its totient is φ = 127095938112.

The previous prime is 266688466337. The next prime is 266688466379. The reversal of 266688466376 is 673664886662.

It is a super-2 number, since 2×266688466376² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (266688466379) 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, 2508695 + ... + 2612838.

It is an arithmetic number, because the mean of its divisors is an integer number (16363301130).

Almost surely, 2^266688466376 is an apocalyptic number.

It is an amenable number.

266688466376 is a deficient number, since it is larger than the sum of its proper divisors (256937169784).

266688466376 is a wasteful number, since it uses less digits than its factorization.

266688466376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5121845 (or 5121841 counting only the distinct ones).

The product of its digits is 501645312, while the sum is 68.

The spelling of 266688466376 in words is "two hundred sixty-six billion, six hundred eighty-eight million, four hundred sixty-six thousand, three hundred seventy-six".