965563856 has 20 divisors (see below), whose sum is σ = 1887946500. Its totient is φ = 478351872.

The previous prime is 965563799. The next prime is 965563871. The reversal of 965563856 is 658365569.

965563856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 854977600 + 110586256 = 29240^2 + 10516^2 .

It is a junction number, because it is equal to n+sod(n) for n = 965563798 and 965563807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275081 + ... + 278568.

It is an arithmetic number, because the mean of its divisors is an integer number (94397325).

Almost surely, 2^965563856 is an apocalyptic number.

It is an amenable number.

965563856 is a deficient number, since it is larger than the sum of its proper divisors (922382644).

965563856 is a wasteful number, since it uses less digits than its factorization.

965563856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553766 (or 553760 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 53.

The square root of 965563856 is about 31073.5233921099. The cubic root of 965563856 is about 988.3869443287.

The spelling of 965563856 in words is "nine hundred sixty-five million, five hundred sixty-three thousand, eight hundred fifty-six".