406064044243337 has 2 divisors, whose sum is σ = 406064044243338. Its totient is φ = 406064044243336.

The previous prime is 406064044243331. The next prime is 406064044243369. The reversal of 406064044243337 is 733342440460604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 360343240978681 + 45720803264656 = 18982709^2 + 6761716^2 .

It is a cyclic number.

It is not a de Polignac number, because 406064044243337 - 2¹² = 406064044239241 is a prime.

It is not a weakly prime, because it can be changed into another prime (406064044243331) 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, 203032022121668 + 203032022121669.

It is an arithmetic number, because the mean of its divisors is an integer number (203032022121669).

Almost surely, 2^{406064044243337} is an apocalyptic number.

It is an amenable number.

406064044243337 is a deficient number, since it is larger than the sum of its proper divisors (1).

406064044243337 is an equidigital number, since it uses as much as digits as its factorization.

406064044243337 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 50.

The spelling of 406064044243337 in words is "four hundred six trillion, sixty-four billion, forty-four million, two hundred forty-three thousand, three hundred thirty-seven".