966191056 has 20 divisors (see below), whose sum is σ = 1982113092. Its totient is φ = 454678016.

The previous prime is 966191053. The next prime is 966191069. The reversal of 966191056 is 650191669.

It can be written as a sum of positive squares in 2 ways, for example, as 644347456 + 321843600 = 25384^2 + 17940^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (966191053) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1775815 + ... + 1776358.

Almost surely, 2^966191056 is an apocalyptic number.

It is an amenable number.

966191056 is an abundant number, since it is smaller than the sum of its proper divisors (1015922036).

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

966191056 is a wasteful number, since it uses less digits than its factorization.

966191056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3552198 (or 3552192 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 43.

The square root of 966191056 is about 31083.6139469013. The cubic root of 966191056 is about 988.6009063952.

The spelling of 966191056 in words is "nine hundred sixty-six million, one hundred ninety-one thousand, fifty-six".