965278668 has 24 divisors (see below), whose sum is σ = 2300239872. Its totient is φ = 314913424.

The previous prime is 965278661. The next prime is 965278687. The reversal of 965278668 is 866872569.

It is not an unprimeable number, because it can be changed into a prime (965278661) 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 7 ways as a sum of consecutive naturals, for example, 855180 + ... + 856307.

It is an arithmetic number, because the mean of its divisors is an integer number (95843328).

Almost surely, 2^965278668 is an apocalyptic number.

It is an amenable number.

965278668 is an abundant number, since it is smaller than the sum of its proper divisors (1334961204).

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

965278668 is a wasteful number, since it uses less digits than its factorization.

965278668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711541 (or 1711539 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The square root of 965278668 is about 31068.9341304139. The cubic root of 965278668 is about 988.2896250783.

The spelling of 965278668 in words is "nine hundred sixty-five million, two hundred seventy-eight thousand, six hundred sixty-eight".