444499478459 has 2 divisors, whose sum is σ = 444499478460. Its totient is φ = 444499478458.

The previous prime is 444499478347. The next prime is 444499478561. The reversal of 444499478459 is 954874994444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444499478459 - 2²⁰ = 444498429883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444499478392 and 444499478401.

It is not a weakly prime, because it can be changed into another prime (444499474459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222249739229 + 222249739230.

It is an arithmetic number, because the mean of its divisors is an integer number (222249739230).

Almost surely, 2^444499478459 is an apocalyptic number.

444499478459 is a deficient number, since it is larger than the sum of its proper divisors (1).

444499478459 is an equidigital number, since it uses as much as digits as its factorization.

444499478459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 836075520, while the sum is 71.

The spelling of 444499478459 in words is "four hundred forty-four billion, four hundred ninety-nine million, four hundred seventy-eight thousand, four hundred fifty-nine".