438983999999 has 8 divisors (see below), whose sum is σ = 441857430000. Its totient is φ = 436115248192.

The previous prime is 438983999977. The next prime is 438984000017. The reversal of 438983999999 is 999999389834.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 438983999999 - 2¹⁶ = 438983934463 is a prime.

It is a Duffinian number.

438983999999 is a modest number, since divided by 999999 gives 438983 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (438983999939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981164 + ... + 1356705.

It is an arithmetic number, because the mean of its divisors is an integer number (55232178750).

Almost surely, 2^438983999999 is an apocalyptic number.

438983999999 is a deficient number, since it is larger than the sum of its proper divisors (2873430001).

438983999999 is a wasteful number, since it uses less digits than its factorization.

438983999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339097.

The product of its digits is 11019960576, while the sum is 89.

The spelling of 438983999999 in words is "four hundred thirty-eight billion, nine hundred eighty-three million, nine hundred ninety-nine thousand, nine hundred ninety-nine".