3445138444817 has 8 divisors (see below), whose sum is σ = 3626493964800. Its totient is φ = 3263786169264.

The previous prime is 3445138444801. The next prime is 3445138444939. The reversal of 3445138444817 is 7184448315443.

It is a happy number.

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 3445138444817 - 2⁴ = 3445138444801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3445138446817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1543859 + ... + 3045287.

It is an arithmetic number, because the mean of its divisors is an integer number (453311745600).

Almost surely, 2^{3445138444817} is an apocalyptic number.

It is an amenable number.

3445138444817 is a deficient number, since it is larger than the sum of its proper divisors (181355519983).

3445138444817 is a wasteful number, since it uses less digits than its factorization.

3445138444817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622215.

The product of its digits is 20643840, while the sum is 56.

The spelling of 3445138444817 in words is "three trillion, four hundred forty-five billion, one hundred thirty-eight million, four hundred forty-four thousand, eight hundred seventeen".