966444657 has 8 divisors (see below), whose sum is σ = 1290233376. Its totient is φ = 643476192.

The previous prime is 966444641. The next prime is 966444667. The reversal of 966444657 is 756444669.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 966444657 - 2⁴ = 966444641 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (966444607) 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, 202308 + ... + 207029.

It is an arithmetic number, because the mean of its divisors is an integer number (161279172).

Almost surely, 2^966444657 is an apocalyptic number.

It is an amenable number.

966444657 is a deficient number, since it is larger than the sum of its proper divisors (323788719).

966444657 is a wasteful number, since it uses less digits than its factorization.

966444657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410127.

The product of its digits is 4354560, while the sum is 51.

The square root of 966444657 is about 31087.6930150824. The cubic root of 966444657 is about 988.6873931706.

The spelling of 966444657 in words is "nine hundred sixty-six million, four hundred forty-four thousand, six hundred fifty-seven".