266466624665412 has 48 divisors (see below), whose sum is σ = 643216488438272. Its totient is φ = 85768885981440.

The previous prime is 266466624665401. The next prime is 266466624665467. The reversal of 266466624665412 is 214566426664662.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 783536923 + ... + 783876930.

Almost surely, 2^{266466624665412} is an apocalyptic number.

It is an amenable number.

266466624665412 is an abundant number, since it is smaller than the sum of its proper divisors (376749863772860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266466624665412 is a wasteful number, since it uses less digits than its factorization.

266466624665412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567414348 (or 1567414346 counting only the distinct ones).

The product of its digits is 716636160, while the sum is 66.

The spelling of 266466624665412 in words is "two hundred sixty-six trillion, four hundred sixty-six billion, six hundred twenty-four million, six hundred sixty-five thousand, four hundred twelve".