56396536223328 has 384 divisors, whose sum is σ = 198608520499200. Its totient is φ = 15226648786944.

The previous prime is 56396536223323. The next prime is 56396536223347. The reversal of 56396536223328 is 82332263569365.

56396536223328 is a `hidden beast` number, since 5 + 6 + 3 + 96 + 536 + 2 + 2 + 3 + 3 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56396536223323) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4822726 + ... + 11664122.

It is an arithmetic number, because the mean of its divisors is an integer number (517209688800).

Almost surely, 2^{56396536223328} is an apocalyptic number.

56396536223328 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56396536223328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99304260249600).

56396536223328 is an abundant number, since it is smaller than the sum of its proper divisors (142211984275872).

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

56396536223328 is a wasteful number, since it uses less digits than its factorization.

56396536223328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6841499 (or 6841485 counting only the distinct ones).

The product of its digits is 251942400, while the sum is 63.

The spelling of 56396536223328 in words is "fifty-six trillion, three hundred ninety-six billion, five hundred thirty-six million, two hundred twenty-three thousand, three hundred twenty-eight".