1268667168676 has 12 divisors (see below), whose sum is σ = 2242149402780. Its totient is φ = 628053053600.

The previous prime is 1268667168673. The next prime is 1268667168707. The reversal of 1268667168676 is 6768617668621.

It can be written as a sum of positive squares in 2 ways, for example, as 784287360000 + 484379808676 = 885600^2 + 695974^2 .

It is not an unprimeable number, because it can be changed into a prime (1268667168673) 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, 1570132231 + ... + 1570133038.

It is an arithmetic number, because the mean of its divisors is an integer number (186845783565).

Almost surely, 2^{1268667168676} is an apocalyptic number.

It is an amenable number.

1268667168676 is a deficient number, since it is larger than the sum of its proper divisors (973482234104).

1268667168676 is a wasteful number, since it uses less digits than its factorization.

1268667168676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3140265374 (or 3140265372 counting only the distinct ones).

The product of its digits is 292626432, while the sum is 70.

The spelling of 1268667168676 in words is "one trillion, two hundred sixty-eight billion, six hundred sixty-seven million, one hundred sixty-eight thousand, six hundred seventy-six".