11668728763 has 2 divisors, whose sum is σ = 11668728764. Its totient is φ = 11668728762.

The previous prime is 11668728751. The next prime is 11668728769. The reversal of 11668728763 is 36782786611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11668728763 - 2⁹ = 11668728251 is a prime.

It is not a weakly prime, because it can be changed into another prime (11668728769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5834364381 + 5834364382.

It is an arithmetic number, because the mean of its divisors is an integer number (5834364382).

Almost surely, 2^11668728763 is an apocalyptic number.

11668728763 is a deficient number, since it is larger than the sum of its proper divisors (1).

11668728763 is an equidigital number, since it uses as much as digits as its factorization.

11668728763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4064256, while the sum is 55.

The spelling of 11668728763 in words is "eleven billion, six hundred sixty-eight million, seven hundred twenty-eight thousand, seven hundred sixty-three".