678260908313 has 8 divisors (see below), whose sum is σ = 728877395232. Its totient is φ = 628835397696.

The previous prime is 678260908291. The next prime is 678260908319. The reversal of 678260908313 is 313809062876.

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

It is a cyclic number.

It is not a de Polignac number, because 678260908313 - 2¹⁸ = 678260646169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (678260908319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297742895 + ... + 297745172.

It is an arithmetic number, because the mean of its divisors is an integer number (91109674404).

Almost surely, 2^678260908313 is an apocalyptic number.

It is an amenable number.

678260908313 is a deficient number, since it is larger than the sum of its proper divisors (50616486919).

678260908313 is a wasteful number, since it uses less digits than its factorization.

678260908313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595488151.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 678260908313 in words is "six hundred seventy-eight billion, two hundred sixty million, nine hundred eight thousand, three hundred thirteen".