705957313678 has 8 divisors (see below), whose sum is σ = 1083562388568. Its totient is φ = 344769850824.

The previous prime is 705957313667. The next prime is 705957313679. The reversal of 705957313678 is 876313759507.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705957313679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4104402901 + ... + 4104403072.

It is an arithmetic number, because the mean of its divisors is an integer number (135445298571).

Almost surely, 2^705957313678 is an apocalyptic number.

705957313678 is a deficient number, since it is larger than the sum of its proper divisors (377605074890).

705957313678 is a wasteful number, since it uses less digits than its factorization.

705957313678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8208806018.

The product of its (nonzero) digits is 33339600, while the sum is 61.

The spelling of 705957313678 in words is "seven hundred five billion, nine hundred fifty-seven million, three hundred thirteen thousand, six hundred seventy-eight".