56521526132 has 12 divisors (see below), whose sum is σ = 98974233120. Its totient is φ = 28243173816.

The previous prime is 56521526129. The next prime is 56521526141. The reversal of 56521526132 is 23162512565.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4390082 + ... + 4402937.

It is an arithmetic number, because the mean of its divisors is an integer number (8247852760).

Almost surely, 2^56521526132 is an apocalyptic number.

It is an amenable number.

56521526132 is a deficient number, since it is larger than the sum of its proper divisors (42452706988).

56521526132 is a wasteful number, since it uses less digits than its factorization.

56521526132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8794630 (or 8794628 counting only the distinct ones).

The product of its digits is 108000, while the sum is 38.

The spelling of 56521526132 in words is "fifty-six billion, five hundred twenty-one million, five hundred twenty-six thousand, one hundred thirty-two".