9478444448749 has 8 divisors (see below), whose sum is σ = 9484640353440. Its totient is φ = 9472250461296.

The previous prime is 9478444448747. The next prime is 9478444448773.

9478444448749 is nontrivially palindromic in base 10.

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 9478444448749 - 2¹ = 9478444448747 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9478444448743) 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, 9479002 + ... + 10431124.

It is an arithmetic number, because the mean of its divisors is an integer number (1185580044180).

Almost surely, 2^{9478444448749} is an apocalyptic number.

It is an amenable number.

9478444448749 is a deficient number, since it is larger than the sum of its proper divisors (6195904691).

9478444448749 is a wasteful number, since it uses less digits than its factorization.

9478444448749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958619.

The product of its digits is 4161798144, while the sum is 76.

The spelling of 9478444448749 in words is "nine trillion, four hundred seventy-eight billion, four hundred forty-four million, four hundred forty-eight thousand, seven hundred forty-nine".