441878379446 has 32 divisors (see below), whose sum is σ = 758723328000. Its totient is φ = 189072309312.

The previous prime is 441878379421. The next prime is 441878379493. The reversal of 441878379446 is 644973878144.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25085090 + ... + 25102698.

It is an arithmetic number, because the mean of its divisors is an integer number (23710104000).

Almost surely, 2^441878379446 is an apocalyptic number.

441878379446 is a deficient number, since it is larger than the sum of its proper divisors (316844948554).

441878379446 is a wasteful number, since it uses less digits than its factorization.

441878379446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20396.

The product of its digits is 130056192, while the sum is 65.

The spelling of 441878379446 in words is "four hundred forty-one billion, eight hundred seventy-eight million, three hundred seventy-nine thousand, four hundred forty-six".