678714424329 has 8 divisors (see below), whose sum is σ = 905416413952. Its totient is φ = 452244358800.

The previous prime is 678714424303. The next prime is 678714424361. The reversal of 678714424329 is 923424417876.

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

It is not a de Polignac number, because 678714424329 - 2²¹ = 678712327177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (678714424369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57974194 + ... + 57985899.

It is an arithmetic number, because the mean of its divisors is an integer number (113177051744).

Almost surely, 2^678714424329 is an apocalyptic number.

It is an amenable number.

678714424329 is a deficient number, since it is larger than the sum of its proper divisors (226701989623).

678714424329 is a wasteful number, since it uses less digits than its factorization.

678714424329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115962047.

The product of its digits is 16257024, while the sum is 57.

The spelling of 678714424329 in words is "six hundred seventy-eight billion, seven hundred fourteen million, four hundred twenty-four thousand, three hundred twenty-nine".