9448456548449 has 4 divisors (see below), whose sum is σ = 9448489650480. Its totient is φ = 9448423446420.

The previous prime is 9448456548409. The next prime is 9448456548533.

9448456548449 is nontrivially palindromic in base 10.

9448456548449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9448456548449 is a prime.

It is a super-2 number, since 2×9448456548449² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9448456548409) 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, 16119107 + ... + 16694984.

It is an arithmetic number, because the mean of its divisors is an integer number (2362122412620).

Almost surely, 2^{9448456548449} is an apocalyptic number.

It is an amenable number.

9448456548449 is a deficient number, since it is larger than the sum of its proper divisors (33102031).

9448456548449 is a wasteful number, since it uses less digits than its factorization.

9448456548449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33102030.

The product of its digits is 3185049600, while the sum is 74.

The spelling of 9448456548449 in words is "nine trillion, four hundred forty-eight billion, four hundred fifty-six million, five hundred forty-eight thousand, four hundred forty-nine".