441051389689 has 3 divisors (see below), whose sum is σ = 441052053807. Its totient is φ = 441050725572.

The previous prime is 441051389683. The next prime is 441051389771. The reversal of 441051389689 is 986983150144.

The square root of 441051389689 is 664117.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 437020155625 + 4031234064 = 661075^2 + 63492^2 .

It is not a de Polignac number, because 441051389689 - 2³¹ = 438903906041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441051389683) 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, 332059 + ... + 996175.

It is an arithmetic number, because the mean of its divisors is an integer number (147017351269).

Almost surely, 2^441051389689 is an apocalyptic number.

441051389689 is the 664117-th square number.

441051389689 is the 332059-th centered octagonal number.

It is an amenable number.

441051389689 is a deficient number, since it is larger than the sum of its proper divisors (664118).

441051389689 is an frugal number, since it uses more digits than its factorization.

441051389689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328234 (or 664117 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 58.

The spelling of 441051389689 in words is "four hundred forty-one billion, fifty-one million, three hundred eighty-nine thousand, six hundred eighty-nine".