5449997446889 has 4 divisors (see below), whose sum is σ = 5565954839424. Its totient is φ = 5334040054356.

The previous prime is 5449997446879. The next prime is 5449997446903. The reversal of 5449997446889 is 9886447999445.

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 not a de Polignac number, because 5449997446889 - 2²⁴ = 5449980669673 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5449997446889.

It is not an unprimeable number, because it can be changed into a prime (5449997446879) 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, 57978696197 + ... + 57978696290.

It is an arithmetic number, because the mean of its divisors is an integer number (1391488709856).

Almost surely, 2^{5449997446889} is an apocalyptic number.

It is an amenable number.

5449997446889 is a deficient number, since it is larger than the sum of its proper divisors (115957392535).

5449997446889 is a wasteful number, since it uses less digits than its factorization.

5449997446889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115957392534.

The product of its digits is 22574039040, while the sum is 86.

The spelling of 5449997446889 in words is "five trillion, four hundred forty-nine billion, nine hundred ninety-seven million, four hundred forty-six thousand, eight hundred eighty-nine".