439426516672 has 112 divisors (see below), whose sum is σ = 1025459366400. Its totient is φ = 184189916160.

The previous prime is 439426516663. The next prime is 439426516687. The reversal of 439426516672 is 276615624934.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 9302329 + ... + 9349447.

It is an arithmetic number, because the mean of its divisors is an integer number (9155887200).

Almost surely, 2^439426516672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 439426516672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512729683200).

439426516672 is an abundant number, since it is smaller than the sum of its proper divisors (586032849728).

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

439426516672 is a wasteful number, since it uses less digits than its factorization.

439426516672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48174 (or 48164 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 55.

The spelling of 439426516672 in words is "four hundred thirty-nine billion, four hundred twenty-six million, five hundred sixteen thousand, six hundred seventy-two".