860764320000 has 1620 divisors, whose sum is σ = 3509120959344. Its totient is φ = 210263040000.

The previous prime is 860764319971. The next prime is 860764320007. The reversal of 860764320000 is 23467068.

860764320000 is a `hidden beast` number, since 8 + 6 + 0 + 7 + 643 + 2 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1620).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (860764320007) by changing a digit.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 6570719935 + ... + 6570720065.

Almost surely, 2^860764320000 is an apocalyptic number.

860764320000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 860764320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1754560479672).

860764320000 is an abundant number, since it is smaller than the sum of its proper divisors (2648356639344).

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

860764320000 is an equidigital number, since it uses as much as digits as its factorization.

860764320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Adding to 860764320000 its reverse (23467068), we get a palindrome (860787787068).

The spelling of 860764320000 in words is "eight hundred sixty billion, seven hundred sixty-four million, three hundred twenty thousand".