322760666749 has 2 divisors, whose sum is σ = 322760666750. Its totient is φ = 322760666748.

The previous prime is 322760666719. The next prime is 322760666783. The reversal of 322760666749 is 947666067223.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239561302500 + 83199364249 = 489450^2 + 288443^2 .

It is a cyclic number.

It is not a de Polignac number, because 322760666749 - 2⁵ = 322760666717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322760666693 and 322760666702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322760666719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161380333374 + 161380333375.

It is an arithmetic number, because the mean of its divisors is an integer number (161380333375).

Almost surely, 2^322760666749 is an apocalyptic number.

It is an amenable number.

322760666749 is a deficient number, since it is larger than the sum of its proper divisors (1).

322760666749 is an equidigital number, since it uses as much as digits as its factorization.

322760666749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27433728, while the sum is 58.

The spelling of 322760666749 in words is "three hundred twenty-two billion, seven hundred sixty million, six hundred sixty-six thousand, seven hundred forty-nine".