424231001403449 has 2 divisors, whose sum is σ = 424231001403450. Its totient is φ = 424231001403448.

The previous prime is 424231001403431. The next prime is 424231001403493. The reversal of 424231001403449 is 944304100132424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338568942459049 + 85662058944400 = 18400243^2 + 9255380^2 .

It is a cyclic number.

It is not a de Polignac number, because 424231001403449 - 2¹² = 424231001399353 is a prime.

It is not a weakly prime, because it can be changed into another prime (424231001403949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212115500701724 + 212115500701725.

It is an arithmetic number, because the mean of its divisors is an integer number (212115500701725).

Almost surely, 2^{424231001403449} is an apocalyptic number.

It is an amenable number.

424231001403449 is a deficient number, since it is larger than the sum of its proper divisors (1).

424231001403449 is an equidigital number, since it uses as much as digits as its factorization.

424231001403449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 41.

The spelling of 424231001403449 in words is "four hundred twenty-four trillion, two hundred thirty-one billion, one million, four hundred three thousand, four hundred forty-nine".