1268370677711 has 2 divisors, whose sum is σ = 1268370677712. Its totient is φ = 1268370677710.

The previous prime is 1268370677689. The next prime is 1268370677779. The reversal of 1268370677711 is 1177760738621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1268370677711 - 2²² = 1268366483407 is a prime.

It is a super-2 number, since 2×1268370677711² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1268370676711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634185338855 + 634185338856.

It is an arithmetic number, because the mean of its divisors is an integer number (634185338856).

Almost surely, 2^{1268370677711} is an apocalyptic number.

1268370677711 is a deficient number, since it is larger than the sum of its proper divisors (1).

1268370677711 is an equidigital number, since it uses as much as digits as its factorization.

1268370677711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4148928, while the sum is 56.

The spelling of 1268370677711 in words is "one trillion, two hundred sixty-eight billion, three hundred seventy million, six hundred seventy-seven thousand, seven hundred eleven".