965553012 has 36 divisors (see below), whose sum is σ = 2584275876. Its totient is φ = 302918400.

The previous prime is 965552989. The next prime is 965553037. The reversal of 965553012 is 210355569.

965553012 is a `hidden beast` number, since 96 + 5 + 553 + 0 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 409819536 + 555733476 = 20244^2 + 23574^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 788239 + ... + 789462.

It is an arithmetic number, because the mean of its divisors is an integer number (71785441).

Almost surely, 2^965553012 is an apocalyptic number.

It is an amenable number.

965553012 is an abundant number, since it is smaller than the sum of its proper divisors (1618722864).

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

965553012 is a wasteful number, since it uses less digits than its factorization.

965553012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577728 (or 1577723 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The square root of 965553012 is about 31073.3489022345. The cubic root of 965553012 is about 988.3832442081.

The spelling of 965553012 in words is "nine hundred sixty-five million, five hundred fifty-three thousand, twelve".