867778789353 has 16 divisors (see below), whose sum is σ = 1322463860736. Its totient is φ = 495823240080.

The previous prime is 867778789337. The next prime is 867778789393. The reversal of 867778789353 is 353987877768.

It is not a de Polignac number, because 867778789353 - 2⁴ = 867778789337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (867778789303) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1885851 + ... + 2300432.

It is an arithmetic number, because the mean of its divisors is an integer number (82653991296).

Almost surely, 2^867778789353 is an apocalyptic number.

It is an amenable number.

867778789353 is a deficient number, since it is larger than the sum of its proper divisors (454685071383).

867778789353 is a wasteful number, since it uses less digits than its factorization.

867778789353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4196164.

The product of its digits is 2987228160, while the sum is 78.

The spelling of 867778789353 in words is "eight hundred sixty-seven billion, seven hundred seventy-eight million, seven hundred eighty-nine thousand, three hundred fifty-three".