441698476816 has 15 divisors (see below), whose sum is σ = 855795949543. Its totient is φ = 220847909200.

The previous prime is 441698476787. The next prime is 441698476819. The reversal of 441698476816 is 618674896144.

The square root of 441698476816 is 664604.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441698476819) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2575341 + ... + 2741491.

Almost surely, 2^441698476816 is an apocalyptic number.

441698476816 is the 664604-th square number.

It is an amenable number.

441698476816 is a deficient number, since it is larger than the sum of its proper divisors (414097472727).

441698476816 is an frugal number, since it uses more digits than its factorization.

441698476816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332310 (or 166153 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 64.

Multiplying 441698476816 by its sum of digits (64), we get a square (28268702516224 = 5316832²).

The spelling of 441698476816 in words is "four hundred forty-one billion, six hundred ninety-eight million, four hundred seventy-six thousand, eight hundred sixteen".