56529054432 has 144 divisors (see below), whose sum is σ = 170703514800. Its totient is φ = 17683255296.

The previous prime is 56529054389. The next prime is 56529054437. The reversal of 56529054432 is 23445092565.

56529054432 is a `hidden beast` number, since 56 + 5 + 29 + 0 + 544 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56529054437) 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 23 ways as a sum of consecutive naturals, for example, 1692163 + ... + 1725245.

It is an arithmetic number, because the mean of its divisors is an integer number (1185441075).

Almost surely, 2^56529054432 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 56529054432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85351757400).

56529054432 is an abundant number, since it is smaller than the sum of its proper divisors (114174460368).

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

56529054432 is a wasteful number, since it uses less digits than its factorization.

56529054432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33465 (or 33454 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 56529054432 in words is "fifty-six billion, five hundred twenty-nine million, fifty-four thousand, four hundred thirty-two".