860543489225 has 36 divisors (see below), whose sum is σ = 1259816915664. Its totient is φ = 581279640480.

The previous prime is 860543489213. The next prime is 860543489237. The reversal of 860543489225 is 522984345068.

It is an interprime number because it is at equal distance from previous prime (860543489213) and next prime (860543489237).

It is not a de Polignac number, because 860543489225 - 2¹² = 860543485129 is a prime.

It is a super-2 number, since 2×860543489225² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5160347 + ... + 5324496.

It is an arithmetic number, because the mean of its divisors is an integer number (34994914324).

Almost surely, 2^860543489225 is an apocalyptic number.

It is an amenable number.

860543489225 is a deficient number, since it is larger than the sum of its proper divisors (399273426439).

860543489225 is a wasteful number, since it uses less digits than its factorization.

860543489225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10484934 (or 10484922 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 56.

The spelling of 860543489225 in words is "eight hundred sixty billion, five hundred forty-three million, four hundred eighty-nine thousand, two hundred twenty-five".