944564465449 has 16 divisors (see below), whose sum is σ = 1047993603840. Its totient is φ = 844064564560.

The previous prime is 944564465419. The next prime is 944564465519.

944564465449 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 944564465449 - 2²⁹ = 944027594537 is a prime.

It is a super-2 number, since 2×944564465449² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (944564465419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7860114 + ... + 7979380.

It is an arithmetic number, because the mean of its divisors is an integer number (65499600240).

Almost surely, 2^944564465449 is an apocalyptic number.

It is an amenable number.

944564465449 is a deficient number, since it is larger than the sum of its proper divisors (103429138391).

944564465449 is a wasteful number, since it uses less digits than its factorization.

944564465449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131540.

The product of its digits is 298598400, while the sum is 64.

The spelling of 944564465449 in words is "nine hundred forty-four billion, five hundred sixty-four million, four hundred sixty-five thousand, four hundred forty-nine".