966444669 has 16 divisors (see below), whose sum is σ = 1432536000. Its totient is φ = 643951728.

The previous prime is 966444667. The next prime is 966444719.

966444669 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 966444669 - 2¹ = 966444667 is a prime.

It is a super-2 number, since 2×966444669² = 1868030596477039122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (966444667) 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, 48147 + ... + 65199.

It is an arithmetic number, because the mean of its divisors is an integer number (89533500).

Almost surely, 2^966444669 is an apocalyptic number.

It is an amenable number.

966444669 is a deficient number, since it is larger than the sum of its proper divisors (466091331).

966444669 is a wasteful number, since it uses less digits than its factorization.

966444669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19161 (or 19155 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 54.

The square root of 966444669 is about 31087.6932080848. The cubic root of 966444669 is about 988.6873972627.

The spelling of 966444669 in words is "nine hundred sixty-six million, four hundred forty-four thousand, six hundred sixty-nine".