438283382834 has 16 divisors (see below), whose sum is σ = 724291894656. Its totient is φ = 197247246000.

The previous prime is 438283382833. The next prime is 438283382843.

438283382834 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 438283382834.

It is not an unprimeable number, because it can be changed into a prime (438283382833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98621402 + ... + 98625845.

It is an arithmetic number, because the mean of its divisors is an integer number (45268243416).

Almost surely, 2^438283382834 is an apocalyptic number.

438283382834 is a deficient number, since it is larger than the sum of its proper divisors (286008511822).

438283382834 is a wasteful number, since it uses less digits than its factorization.

438283382834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197247361.

The product of its digits is 21233664, while the sum is 56.

The spelling of 438283382834 in words is "four hundred thirty-eight billion, two hundred eighty-three million, three hundred eighty-two thousand, eight hundred thirty-four".