56585744480 has 96 divisors (see below), whose sum is σ = 140851436544. Its totient is φ = 21439858176.

The previous prime is 56585744473. The next prime is 56585744489. The reversal of 56585744480 is 8444758565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56585744489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304397 + ... + 453683.

It is an arithmetic number, because the mean of its divisors is an integer number (1467202464).

Almost surely, 2^56585744480 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 56585744480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70425718272).

56585744480 is an abundant number, since it is smaller than the sum of its proper divisors (84265692064).

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

56585744480 is a wasteful number, since it uses less digits than its factorization.

56585744480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149428 (or 149420 counting only the distinct ones).

The product of its (nonzero) digits is 21504000, while the sum is 56.

The spelling of 56585744480 in words is "fifty-six billion, five hundred eighty-five million, seven hundred forty-four thousand, four hundred eighty".