403344428563 has 2 divisors, whose sum is σ = 403344428564. Its totient is φ = 403344428562.

The previous prime is 403344428521. The next prime is 403344428609. The reversal of 403344428563 is 365824443304.

It is an a-pointer prime, because the next prime (403344428609) can be obtained adding 403344428563 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 403344428563 - 2⁹ = 403344428051 is a prime.

It is not a weakly prime, because it can be changed into another prime (403344428503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201672214281 + 201672214282.

It is an arithmetic number, because the mean of its divisors is an integer number (201672214282).

Almost surely, 2^403344428563 is an apocalyptic number.

403344428563 is a deficient number, since it is larger than the sum of its proper divisors (1).

403344428563 is an equidigital number, since it uses as much as digits as its factorization.

403344428563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3317760, while the sum is 46.

The spelling of 403344428563 in words is "four hundred three billion, three hundred forty-four million, four hundred twenty-eight thousand, five hundred sixty-three".