440070104669 has 4 divisors (see below), whose sum is σ = 473921651196. Its totient is φ = 406218558144.

The previous prime is 440070104641. The next prime is 440070104689. The reversal of 440070104669 is 966401070044.

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 212302542169 + 227767562500 = 460763^2 + 477250^2 .

It is a cyclic number.

It is not a de Polignac number, because 440070104669 - 2⁸ = 440070104413 is a prime.

It is a super-2 number, since 2×440070104669² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440070104689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16925773244 + ... + 16925773269.

It is an arithmetic number, because the mean of its divisors is an integer number (118480412799).

Almost surely, 2^440070104669 is an apocalyptic number.

It is an amenable number.

440070104669 is a deficient number, since it is larger than the sum of its proper divisors (33851546527).

440070104669 is a wasteful number, since it uses less digits than its factorization.

440070104669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33851546526.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 440070104669 in words is "four hundred forty billion, seventy million, one hundred four thousand, six hundred sixty-nine".