444443401603 has 2 divisors, whose sum is σ = 444443401604. Its totient is φ = 444443401602.

The previous prime is 444443401547. The next prime is 444443401607. The reversal of 444443401603 is 306104344444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444443401603 - 2²¹ = 444441304451 is a prime.

It is not a weakly prime, because it can be changed into another prime (444443401607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222221700801 + 222221700802.

It is an arithmetic number, because the mean of its divisors is an integer number (222221700802).

Almost surely, 2^444443401603 is an apocalyptic number.

444443401603 is a deficient number, since it is larger than the sum of its proper divisors (1).

444443401603 is an equidigital number, since it uses as much as digits as its factorization.

444443401603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 37.

The spelling of 444443401603 in words is "four hundred forty-four billion, four hundred forty-three million, four hundred one thousand, six hundred three".