331012343000777 has 2 divisors, whose sum is σ = 331012343000778. Its totient is φ = 331012343000776.

The previous prime is 331012343000753. The next prime is 331012343000789. The reversal of 331012343000777 is 777000343210133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191291692518976 + 139720650481801 = 13830824^2 + 11820349^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331012343000777 is a prime.

It is not a weakly prime, because it can be changed into another prime (331012343000077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165506171500388 + 165506171500389.

It is an arithmetic number, because the mean of its divisors is an integer number (165506171500389).

Almost surely, 2^{331012343000777} is an apocalyptic number.

It is an amenable number.

331012343000777 is a deficient number, since it is larger than the sum of its proper divisors (1).

331012343000777 is an equidigital number, since it uses as much as digits as its factorization.

331012343000777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 222264, while the sum is 41.

The spelling of 331012343000777 in words is "three hundred thirty-one trillion, twelve billion, three hundred forty-three million, seven hundred seventy-seven", and thus it is an aban number.