1648579234201 has 2 divisors, whose sum is σ = 1648579234202. Its totient is φ = 1648579234200.

The previous prime is 1648579234163. The next prime is 1648579234333. The reversal of 1648579234201 is 1024329758461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1028147328576 + 620431905625 = 1013976^2 + 787675^2 .

It is a cyclic number.

It is not a de Polignac number, because 1648579234201 - 2⁷ = 1648579234073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1648579234901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 824289617100 + 824289617101.

It is an arithmetic number, because the mean of its divisors is an integer number (824289617101).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1648579234201 = 3297158468402, but 3⋅1648579234201 = 4945737702603 is not.

Almost surely, 2^{1648579234201} is an apocalyptic number.

It is an amenable number.

1648579234201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1648579234201 is an equidigital number, since it uses as much as digits as its factorization.

1648579234201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 1648579234201 in words is "one trillion, six hundred forty-eight billion, five hundred seventy-nine million, two hundred thirty-four thousand, two hundred one".