30464655646391 has 2 divisors, whose sum is σ = 30464655646392. Its totient is φ = 30464655646390.

The previous prime is 30464655646357. The next prime is 30464655646483. The reversal of 30464655646391 is 19364655646403.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30464655646391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30464655646301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15232327823195 + 15232327823196.

It is an arithmetic number, because the mean of its divisors is an integer number (15232327823196).

Almost surely, 2^{30464655646391} is an apocalyptic number.

30464655646391 is a deficient number, since it is larger than the sum of its proper divisors (1).

30464655646391 is an equidigital number, since it uses as much as digits as its factorization.

30464655646391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 167961600, while the sum is 62.

The spelling of 30464655646391 in words is "thirty trillion, four hundred sixty-four billion, six hundred fifty-five million, six hundred forty-six thousand, three hundred ninety-one".