860054524336820 has 24 divisors (see below), whose sum is σ = 1815472607338824. Its totient is φ = 342239313309696.

The previous prime is 860054524336801. The next prime is 860054524336879. The reversal of 860054524336820 is 28633425450068.

It can be written as a sum of positive squares in 4 ways, for example, as 234900314825764 + 625154209511056 = 15326458^2 + 25003084^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111406022609 + ... + 111406030328.

It is an arithmetic number, because the mean of its divisors is an integer number (75644691972451).

Almost surely, 2^{860054524336820} is an apocalyptic number.

It is an amenable number.

860054524336820 is an abundant number, since it is smaller than the sum of its proper divisors (955418083002004).

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

860054524336820 is a wasteful number, since it uses less digits than its factorization.

860054524336820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222812053139 (or 222812053137 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 56.

Adding to 860054524336820 its reverse (28633425450068), we get a palindrome (888687949786888).

The spelling of 860054524336820 in words is "eight hundred sixty trillion, fifty-four billion, five hundred twenty-four million, three hundred thirty-six thousand, eight hundred twenty".