84440444383 has 2 divisors, whose sum is σ = 84440444384. Its totient is φ = 84440444382.

The previous prime is 84440444381. The next prime is 84440444411. The reversal of 84440444383 is 38344404448.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84440444383 - 2¹ = 84440444381 is a prime.

Together with 84440444381, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84440444381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42220222191 + 42220222192.

It is an arithmetic number, because the mean of its divisors is an integer number (42220222192).

Almost surely, 2^84440444383 is an apocalyptic number.

84440444383 is a deficient number, since it is larger than the sum of its proper divisors (1).

84440444383 is an equidigital number, since it uses as much as digits as its factorization.

84440444383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2359296, while the sum is 46.

The spelling of 84440444383 in words is "eighty-four billion, four hundred forty million, four hundred forty-four thousand, three hundred eighty-three".