439776677934 has 72 divisors (see below), whose sum is σ = 1049870672136. Its totient is φ = 131945592000.

The previous prime is 439776677897. The next prime is 439776677959.

439776677934 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1910932 + ... + 2128664.

It is an arithmetic number, because the mean of its divisors is an integer number (14581537113).

Almost surely, 2^439776677934 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 439776677934, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (524935336068).

439776677934 is an abundant number, since it is smaller than the sum of its proper divisors (610093994202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

439776677934 is a wasteful number, since it uses less digits than its factorization.

439776677934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217954 (or 217850 counting only the distinct ones).

The product of its digits is 1008189504, while the sum is 72.

The spelling of 439776677934 in words is "four hundred thirty-nine billion, seven hundred seventy-six million, six hundred seventy-seven thousand, nine hundred thirty-four".