441326346664 has 96 divisors (see below), whose sum is σ = 1016491852800. Its totient is φ = 178611713280.

The previous prime is 441326346649. The next prime is 441326346697. The reversal of 441326346664 is 466643623144.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2236569 + ... + 2425879.

It is an arithmetic number, because the mean of its divisors is an integer number (10588456800).

Almost surely, 2^441326346664 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 441326346664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508245926400).

441326346664 is an abundant number, since it is smaller than the sum of its proper divisors (575165506136).

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

441326346664 is a wasteful number, since it uses less digits than its factorization.

441326346664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189663 (or 189652 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 49.

The spelling of 441326346664 in words is "four hundred forty-one billion, three hundred twenty-six million, three hundred forty-six thousand, six hundred sixty-four".