56219446592 has 56 divisors (see below), whose sum is σ = 113861725032. Its totient is φ = 27533721600.

The previous prime is 56219446553. The next prime is 56219446597. The reversal of 56219446592 is 29564491265.

It can be written as a sum of positive squares in 4 ways, for example, as 4752172096 + 51467274496 = 68936^2 + 226864^2 .

It is a super-2 number, since 2×56219446592² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56219446597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910988 + ... + 970740.

Almost surely, 2^56219446592 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 56219446592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56930862516).

56219446592 is an abundant number, since it is smaller than the sum of its proper divisors (57642278440).

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

56219446592 is a wasteful number, since it uses less digits than its factorization.

56219446592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60067 (or 60057 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 53.

The spelling of 56219446592 in words is "fifty-six billion, two hundred nineteen million, four hundred forty-six thousand, five hundred ninety-two".