744230664997 has 2 divisors, whose sum is σ = 744230664998. Its totient is φ = 744230664996.

The previous prime is 744230664979. The next prime is 744230665039. The reversal of 744230664997 is 799466032447.

Together with previous prime (744230664979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 721003076161 + 23227588836 = 849119^2 + 152406^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-744230664997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (744230664937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372115332498 + 372115332499.

It is an arithmetic number, because the mean of its divisors is an integer number (372115332499).

Almost surely, 2^744230664997 is an apocalyptic number.

It is an amenable number.

744230664997 is a deficient number, since it is larger than the sum of its proper divisors (1).

744230664997 is an equidigital number, since it uses as much as digits as its factorization.

744230664997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54867456, while the sum is 61.

The spelling of 744230664997 in words is "seven hundred forty-four billion, two hundred thirty million, six hundred sixty-four thousand, nine hundred ninety-seven".