944566665449 has 8 divisors (see below), whose sum is σ = 1033155196320. Its totient is φ = 856431273600.

The previous prime is 944566665443. The next prime is 944566665479.

944566665449 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 944566665449 - 2⁴ = 944566665433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (944566665443) 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, 113280392 + ... + 113288729.

It is an arithmetic number, because the mean of its divisors is an integer number (129144399540).

Almost surely, 2^944566665449 is an apocalyptic number.

It is an amenable number.

944566665449 is a deficient number, since it is larger than the sum of its proper divisors (88588530871).

944566665449 is a wasteful number, since it uses less digits than its factorization.

944566665449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226569511.

The product of its digits is 671846400, while the sum is 68.

The spelling of 944566665449 in words is "nine hundred forty-four billion, five hundred sixty-six million, six hundred sixty-five thousand, four hundred forty-nine".