1266701168 has 40 divisors (see below), whose sum is σ = 2565550080. Its totient is φ = 605142720.

The previous prime is 1266701167. The next prime is 1266701171. The reversal of 1266701168 is 8611076621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266701167) 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, 23021 + ... + 55347.

It is an arithmetic number, because the mean of its divisors is an integer number (64138752).

Almost surely, 2^1266701168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1266701168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1282775040).

1266701168 is an abundant number, since it is smaller than the sum of its proper divisors (1298848912).

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

1266701168 is a wasteful number, since it uses less digits than its factorization.

1266701168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32445 (or 32439 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 1266701168 is about 35590.7455386931. The cubic root of 1266701168 is about 1081.9936790881.

Adding to 1266701168 its reverse (8611076621), we get a palindrome (9877777789).

The spelling of 1266701168 in words is "one billion, two hundred sixty-six million, seven hundred one thousand, one hundred sixty-eight".