860317646442 has 8 divisors (see below), whose sum is σ = 1720635292896. Its totient is φ = 286772548812.

The previous prime is 860317646423. The next prime is 860317646453. The reversal of 860317646442 is 244646713068.

It is a sphenic number, since it is the product of 3 distinct primes.

860317646442 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 71693137198 + ... + 71693137209.

It is an arithmetic number, because the mean of its divisors is an integer number (215079411612).

Almost surely, 2^860317646442 is an apocalyptic number.

860317646442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

860317646442 is a wasteful number, since it uses less digits than its factorization.

860317646442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143386274412.

The product of its (nonzero) digits is 4644864, while the sum is 51.

The spelling of 860317646442 in words is "eight hundred sixty billion, three hundred seventeen million, six hundred forty-six thousand, four hundred forty-two".