5681325186560 has 80 divisors (see below), whose sum is σ = 13630889254752. Its totient is φ = 2271024537600.

The previous prime is 5681325186547. The next prime is 5681325186619. The reversal of 5681325186560 is 656815231865.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×5681325186560³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5681325186496 and 5681325186505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3133790 + ... + 4602530.

Almost surely, 2^{5681325186560} 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 5681325186560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6815444627376).

5681325186560 is an abundant number, since it is smaller than the sum of its proper divisors (7949564068192).

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

5681325186560 is a wasteful number, since it uses less digits than its factorization.

5681325186560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470275 (or 1470259 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 56.

The spelling of 5681325186560 in words is "five trillion, six hundred eighty-one billion, three hundred twenty-five million, one hundred eighty-six thousand, five hundred sixty".