9454490944549 has 16 divisors (see below), whose sum is σ = 10891876335616. Its totient is φ = 8038811012400.

The previous prime is 9454490944543. The next prime is 9454490944579.

9454490944549 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9454490944549 - 2⁹ = 9454490944037 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 (9454490944543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5032384 + ... + 6650854.

It is an arithmetic number, because the mean of its divisors is an integer number (680742270976).

Almost surely, 2^{9454490944549} is an apocalyptic number.

It is an amenable number.

9454490944549 is a deficient number, since it is larger than the sum of its proper divisors (1437385391067).

9454490944549 is a wasteful number, since it uses less digits than its factorization.

9454490944549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625176.

The product of its (nonzero) digits is 671846400, while the sum is 70.

The spelling of 9454490944549 in words is "nine trillion, four hundred fifty-four billion, four hundred ninety million, nine hundred forty-four thousand, five hundred forty-nine".