965996544 has 104 divisors (see below), whose sum is σ = 2600151040. Its totient is φ = 318947328.

The previous prime is 965996533. The next prime is 965996561. The reversal of 965996544 is 445699569.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1560267 + ... + 1560885.

Almost surely, 2^965996544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 965996544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1300075520).

965996544 is an abundant number, since it is smaller than the sum of its proper divisors (1634154496).

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

965996544 is a wasteful number, since it uses less digits than its factorization.

965996544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773 (or 751 counting only the distinct ones).

The product of its digits is 10497600, while the sum is 57.

The square root of 965996544 is about 31080.4849383017. The cubic root of 965996544 is about 988.5345607714.

The spelling of 965996544 in words is "nine hundred sixty-five million, nine hundred ninety-six thousand, five hundred forty-four".