444000400099 has 2 divisors, whose sum is σ = 444000400100. Its totient is φ = 444000400098.

The previous prime is 444000400097. The next prime is 444000400117. The reversal of 444000400099 is 990004000444.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444000400099 - 2¹ = 444000400097 is a prime.

Together with 444000400097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (444000400097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222000200049 + 222000200050.

It is an arithmetic number, because the mean of its divisors is an integer number (222000200050).

Almost surely, 2^444000400099 is an apocalyptic number.

444000400099 is a deficient number, since it is larger than the sum of its proper divisors (1).

444000400099 is an equidigital number, since it uses as much as digits as its factorization.

444000400099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 444000400099 in words is "four hundred forty-four billion, four hundred thousand, ninety-nine".