423765449147 has 2 divisors, whose sum is σ = 423765449148. Its totient is φ = 423765449146.

The previous prime is 423765449119. The next prime is 423765449161. The reversal of 423765449147 is 741944567324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423765449147 - 2¹⁴ = 423765432763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423765449092 and 423765449101.

It is not a weakly prime, because it can be changed into another prime (423765439147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211882724573 + 211882724574.

It is an arithmetic number, because the mean of its divisors is an integer number (211882724574).

Almost surely, 2^423765449147 is an apocalyptic number.

423765449147 is a deficient number, since it is larger than the sum of its proper divisors (1).

423765449147 is an equidigital number, since it uses as much as digits as its factorization.

423765449147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20321280, while the sum is 56.

The spelling of 423765449147 in words is "four hundred twenty-three billion, seven hundred sixty-five million, four hundred forty-nine thousand, one hundred forty-seven".