870263788386 has 8 divisors (see below), whose sum is σ = 1740527576784. Its totient is φ = 290087929460.

The previous prime is 870263788363. The next prime is 870263788393. The reversal of 870263788386 is 683887362078.

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

870263788386 is an admirable number.

It is a super-2 number, since 2×870263788386² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72521982360 + ... + 72521982371.

It is an arithmetic number, because the mean of its divisors is an integer number (217565947098).

Almost surely, 2^870263788386 is an apocalyptic number.

870263788386 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.

870263788386 is a wasteful number, since it uses less digits than its factorization.

870263788386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145043964736.

The product of its (nonzero) digits is 130056192, while the sum is 66.

The spelling of 870263788386 in words is "eight hundred seventy billion, two hundred sixty-three million, seven hundred eighty-eight thousand, three hundred eighty-six".