56224522252544 has 72 divisors (see below), whose sum is σ = 113349162991680. Its totient is φ = 27831819008000.

The previous prime is 56224522252469. The next prime is 56224522252597. The reversal of 56224522252544 is 44525222542265.

It is a happy number.

It is a super-2 number, since 2×56224522252544² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56224522252492 and 56224522252501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375328379 + ... + 375478149.

It is an arithmetic number, because the mean of its divisors is an integer number (1574293930440).

Almost surely, 2^{56224522252544} 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 56224522252544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56674581495840).

56224522252544 is an abundant number, since it is smaller than the sum of its proper divisors (57124640739136).

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

56224522252544 is a wasteful number, since it uses less digits than its factorization.

56224522252544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164407 (or 164393 counting only the distinct ones).

The product of its digits is 15360000, while the sum is 50.

The spelling of 56224522252544 in words is "fifty-six trillion, two hundred twenty-four billion, five hundred twenty-two million, two hundred fifty-two thousand, five hundred forty-four".