9444864466 has 4 divisors (see below), whose sum is σ = 14167296702. Its totient is φ = 4722432232.

The previous prime is 9444864433. The next prime is 9444864493. The reversal of 9444864466 is 6644684449.

9444864466 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 an emirpimes, since its reverse is a distinct semiprime: 6644684449 = 13 ⋅511129573.

It can be written as a sum of positive squares in only one way, i.e., 5340540241 + 4104324225 = 73079^2 + 64065^2 .

It is a super-2 number, since 2×9444864466² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2361216115 + ... + 2361216118.

Almost surely, 2^9444864466 is an apocalyptic number.

9444864466 is a deficient number, since it is larger than the sum of its proper divisors (4722432236).

9444864466 is a wasteful number, since it uses less digits than its factorization.

9444864466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4722432235.

The product of its digits is 15925248, while the sum is 55.

The square root of 9444864466 is about 97184.6925498044. The cubic root of 9444864466 is about 2113.8065698813.

The spelling of 9444864466 in words is "nine billion, four hundred forty-four million, eight hundred sixty-four thousand, four hundred sixty-six".