4434745376665 has 4 divisors (see below), whose sum is σ = 5321694452004. Its totient is φ = 3547796301328.

The previous prime is 4434745376599. The next prime is 4434745376669. The reversal of 4434745376665 is 5666735474344.

It is a happy number.

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 974777086864 + 3459968289801 = 987308^2 + 1860099^2 .

It is a cyclic number.

It is not a de Polignac number, because 4434745376665 - 2²⁷ = 4434611158937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4434745376597 and 4434745376606.

It is not an unprimeable number, because it can be changed into a prime (4434745376669) 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, 443474537662 + ... + 443474537671.

It is an arithmetic number, because the mean of its divisors is an integer number (1330423613001).

Almost surely, 2^{4434745376665} is an apocalyptic number.

It is an amenable number.

4434745376665 is a deficient number, since it is larger than the sum of its proper divisors (886949075339).

4434745376665 is an equidigital number, since it uses as much as digits as its factorization.

4434745376665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886949075338.

The product of its digits is 609638400, while the sum is 64.

The spelling of 4434745376665 in words is "four trillion, four hundred thirty-four billion, seven hundred forty-five million, three hundred seventy-six thousand, six hundred sixty-five".