961536532772 has 24 divisors (see below), whose sum is σ = 1788445080576. Its totient is φ = 450767285888.

The previous prime is 961536532753. The next prime is 961536532787. The reversal of 961536532772 is 277235635169.

It is an unprimeable number.

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, 26864708 + ... + 26900475.

It is an arithmetic number, because the mean of its divisors is an integer number (74518545024).

Almost surely, 2^961536532772 is an apocalyptic number.

It is an amenable number.

961536532772 is a deficient number, since it is larger than the sum of its proper divisors (826908547804).

961536532772 is a wasteful number, since it uses less digits than its factorization.

961536532772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53765467 (or 53765465 counting only the distinct ones).

The product of its digits is 14288400, while the sum is 56.

The spelling of 961536532772 in words is "nine hundred sixty-one billion, five hundred thirty-six million, five hundred thirty-two thousand, seven hundred seventy-two".