307344144324661 has 2 divisors, whose sum is σ = 307344144324662. Its totient is φ = 307344144324660.

The previous prime is 307344144324643. The next prime is 307344144324683. The reversal of 307344144324661 is 166423441443703.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209708599979761 + 97635544344900 = 14481319^2 + 9881070^2 .

It is a cyclic number.

It is not a de Polignac number, because 307344144324661 - 2¹⁷ = 307344144193589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 307344144324599 and 307344144324608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (307344144324461) 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, 153672072162330 + 153672072162331.

It is an arithmetic number, because the mean of its divisors is an integer number (153672072162331).

Almost surely, 2^{307344144324661} is an apocalyptic number.

It is an amenable number.

307344144324661 is a deficient number, since it is larger than the sum of its proper divisors (1).

307344144324661 is an equidigital number, since it uses as much as digits as its factorization.

307344144324661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13934592, while the sum is 52.

The spelling of 307344144324661 in words is "three hundred seven trillion, three hundred forty-four billion, one hundred forty-four million, three hundred twenty-four thousand, six hundred sixty-one".