678314622207 has 16 divisors (see below), whose sum is σ = 906009804000. Its totient is φ = 451414783872.

The previous prime is 678314622173. The next prime is 678314622241. The reversal of 678314622207 is 702226413876.

It is an interprime number because it is at equal distance from previous prime (678314622173) and next prime (678314622241).

It is not a de Polignac number, because 678314622207 - 2¹⁴ = 678314605823 is a prime.

It is a super-2 number, since 2×678314622207² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (678314629207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18439669 + ... + 18476417.

It is an arithmetic number, because the mean of its divisors is an integer number (56625612750).

Almost surely, 2^678314622207 is an apocalyptic number.

678314622207 is a deficient number, since it is larger than the sum of its proper divisors (227695181793).

678314622207 is a wasteful number, since it uses less digits than its factorization.

678314622207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47402.

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 678314622207 in words is "six hundred seventy-eight billion, three hundred fourteen million, six hundred twenty-two thousand, two hundred seven".