266714293328 has 20 divisors (see below), whose sum is σ = 590581649760. Its totient is φ = 114306125664.

The previous prime is 266714293327. The next prime is 266714293381. The reversal of 266714293328 is 823392417662.

It is a happy number.

It is a super-2 number, since 2×266714293328² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 266714293328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266714293327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190688698 + ... + 1190688921.

It is an arithmetic number, because the mean of its divisors is an integer number (29529082488).

Almost surely, 2^266714293328 is an apocalyptic number.

266714293328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

266714293328 is an abundant number, since it is smaller than the sum of its proper divisors (323867356432).

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

266714293328 is a wasteful number, since it uses less digits than its factorization.

266714293328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381377634 (or 2381377628 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 53.

The spelling of 266714293328 in words is "two hundred sixty-six billion, seven hundred fourteen million, two hundred ninety-three thousand, three hundred twenty-eight".