440864094089 has 4 divisors (see below), whose sum is σ = 456066304260. Its totient is φ = 425661883920.

The previous prime is 440864094067. The next prime is 440864094101. The reversal of 440864094089 is 980490468044.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 346341666064 + 94522428025 = 588508^2 + 307445^2 .

It is a cyclic number.

It is not a de Polignac number, because 440864094089 - 2⁸ = 440864093833 is a prime.

It is a super-2 number, since 2×440864094089² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440864094019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7601105042 + ... + 7601105099.

It is an arithmetic number, because the mean of its divisors is an integer number (114016576065).

Almost surely, 2^440864094089 is an apocalyptic number.

It is an amenable number.

440864094089 is a deficient number, since it is larger than the sum of its proper divisors (15202210171).

440864094089 is a wasteful number, since it uses less digits than its factorization.

440864094089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15202210170.

The product of its (nonzero) digits is 7962624, while the sum is 56.

The spelling of 440864094089 in words is "four hundred forty billion, eight hundred sixty-four million, ninety-four thousand, eighty-nine".