440116858861 has 8 divisors (see below), whose sum is σ = 455472698400. Its totient is φ = 424772979120.

The previous prime is 440116858849. The next prime is 440116858903. The reversal of 440116858861 is 168858611044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 440116858861 - 2⁵ = 440116858829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440116858799 and 440116858808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440116858801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2915035 + ... + 3062296.

It is an arithmetic number, because the mean of its divisors is an integer number (56934087300).

Almost surely, 2^440116858861 is an apocalyptic number.

It is an amenable number.

440116858861 is a deficient number, since it is larger than the sum of its proper divisors (15355839539).

440116858861 is a wasteful number, since it uses less digits than its factorization.

440116858861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5979899.

The product of its (nonzero) digits is 1474560, while the sum is 52.

The spelling of 440116858861 in words is "four hundred forty billion, one hundred sixteen million, eight hundred fifty-eight thousand, eight hundred sixty-one".