1630462309297 has 2 divisors, whose sum is σ = 1630462309298. Its totient is φ = 1630462309296.

The previous prime is 1630462309261. The next prime is 1630462309309. The reversal of 1630462309297 is 7929032640361.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1429098311601 + 201363997696 = 1195449^2 + 448736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1630462309297 is a prime.

It is not a weakly prime, because it can be changed into another prime (1630462303297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 815231154648 + 815231154649.

It is an arithmetic number, because the mean of its divisors is an integer number (815231154649).

Almost surely, 2^{1630462309297} is an apocalyptic number.

It is an amenable number.

1630462309297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1630462309297 is an equidigital number, since it uses as much as digits as its factorization.

1630462309297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 52.

The spelling of 1630462309297 in words is "one trillion, six hundred thirty billion, four hundred sixty-two million, three hundred nine thousand, two hundred ninety-seven".