56523777271584 has 96 divisors (see below), whose sum is σ = 170449940142720. Its totient is φ = 16065973665792.

The previous prime is 56523777271553. The next prime is 56523777271601. The reversal of 56523777271584 is 48517277732565.

56523777271584 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217779019 + ... + 218038410.

It is an arithmetic number, because the mean of its divisors is an integer number (1775520209820).

Almost surely, 2^{56523777271584} is an apocalyptic number.

It is an amenable number.

56523777271584 is an abundant number, since it is smaller than the sum of its proper divisors (113926162871136).

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

56523777271584 is a wasteful number, since it uses less digits than its factorization.

56523777271584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435817642 (or 435817634 counting only the distinct ones).

The product of its digits is 691488000, while the sum is 69.

The spelling of 56523777271584 in words is "fifty-six trillion, five hundred twenty-three billion, seven hundred seventy-seven million, two hundred seventy-one thousand, five hundred eighty-four".