966654440 has 32 divisors (see below), whose sum is σ = 2185920000. Its totient is φ = 384715584.

The previous prime is 966654433. The next prime is 966654449. The reversal of 966654440 is 44456669.

It is a happy number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 966654391 and 966654400.

It is not an unprimeable number, because it can be changed into a prime (966654449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52760 + ... + 68679.

It is an arithmetic number, because the mean of its divisors is an integer number (68310000).

Almost surely, 2^966654440 is an apocalyptic number.

It is an amenable number.

966654440 is an abundant number, since it is smaller than the sum of its proper divisors (1219265560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

966654440 is a wasteful number, since it uses less digits than its factorization.

966654440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121649 (or 121645 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The square root of 966654440 is about 31091.0668842354. The cubic root of 966654440 is about 988.7589250480.

The spelling of 966654440 in words is "nine hundred sixty-six million, six hundred fifty-four thousand, four hundred forty".