439399246476480 has 448 divisors, whose sum is σ = 1451159548320768. Its totient is φ = 112554855383040.

The previous prime is 439399246476451. The next prime is 439399246476497. The reversal of 439399246476480 is 84674642993934.

It is a junction number, because it is equal to n+sod(n) for n = 439399246476396 and 439399246476405.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30234579294 + ... + 30234593826.

Almost surely, 2^{439399246476480} is an apocalyptic number.

439399246476480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 439399246476480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725579774160384).

439399246476480 is an abundant number, since it is smaller than the sum of its proper divisors (1011760301844288).

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

439399246476480 is a wasteful number, since it uses less digits than its factorization.

439399246476480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26664 (or 26654 counting only the distinct ones).

The product of its (nonzero) digits is 6772211712, while the sum is 78.

The spelling of 439399246476480 in words is "four hundred thirty-nine trillion, three hundred ninety-nine billion, two hundred forty-six million, four hundred seventy-six thousand, four hundred eighty".