7666529048747 has 2 divisors, whose sum is σ = 7666529048748. Its totient is φ = 7666529048746.

The previous prime is 7666529048723. The next prime is 7666529048803. The reversal of 7666529048747 is 7478409256667.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7666529048747 is a prime.

It is not a weakly prime, because it can be changed into another prime (7666529048447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3833264524373 + 3833264524374.

It is an arithmetic number, because the mean of its divisors is an integer number (3833264524374).

Almost surely, 2^{7666529048747} is an apocalyptic number.

7666529048747 is a deficient number, since it is larger than the sum of its proper divisors (1).

7666529048747 is an equidigital number, since it uses as much as digits as its factorization.

7666529048747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 853493760, while the sum is 71.

The spelling of 7666529048747 in words is "seven trillion, six hundred sixty-six billion, five hundred twenty-nine million, forty-eight thousand, seven hundred forty-seven".