678209383035 has 24 divisors (see below), whose sum is σ = 1193108651280. Its totient is φ = 356312987712.

The previous prime is 678209383003. The next prime is 678209383037. The reversal of 678209383035 is 530383902876.

It is not a de Polignac number, because 678209383035 - 2⁵ = 678209383003 is a prime.

It is a super-2 number, since 2×678209383035² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (678209383037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112469520 + ... + 112475549.

It is an arithmetic number, because the mean of its divisors is an integer number (49712860470).

Almost surely, 2^678209383035 is an apocalyptic number.

678209383035 is a deficient number, since it is larger than the sum of its proper divisors (514899268245).

678209383035 is a wasteful number, since it uses less digits than its factorization.

678209383035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224945147 (or 224945144 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 678209383035 in words is "six hundred seventy-eight billion, two hundred nine million, three hundred eighty-three thousand, thirty-five".