746664625729229 has 2 divisors, whose sum is σ = 746664625729230. Its totient is φ = 746664625729228.

The previous prime is 746664625729223. The next prime is 746664625729417. The reversal of 746664625729229 is 922927526466647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738535084704004 + 8129541025225 = 27176002^2 + 2851235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746664625729229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 746664625729229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746664625729223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373332312864614 + 373332312864615.

It is an arithmetic number, because the mean of its divisors is an integer number (373332312864615).

Almost surely, 2^{746664625729229} is an apocalyptic number.

It is an amenable number.

746664625729229 is a deficient number, since it is larger than the sum of its proper divisors (1).

746664625729229 is an equidigital number, since it uses as much as digits as its factorization.

746664625729229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6584094720, while the sum is 77.

The spelling of 746664625729229 in words is "seven hundred forty-six trillion, six hundred sixty-four billion, six hundred twenty-five million, seven hundred twenty-nine thousand, two hundred twenty-nine".