268058678660 has 12 divisors (see below), whose sum is σ = 562923225228. Its totient is φ = 107223471456.

The previous prime is 268058678653. The next prime is 268058678669. The reversal of 268058678660 is 66876850862.

268058678660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 146052380224 + 122006298436 = 382168^2 + 349294^2 .

It is a junction number, because it is equal to n+sod(n) for n = 268058678593 and 268058678602.

It is not an unprimeable number, because it can be changed into a prime (268058678669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6701466947 + ... + 6701466986.

It is an arithmetic number, because the mean of its divisors is an integer number (46910268769).

Almost surely, 2^268058678660 is an apocalyptic number.

268058678660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268058678660 is an abundant number, since it is smaller than the sum of its proper divisors (294864546568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

268058678660 is a wasteful number, since it uses less digits than its factorization.

268058678660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13402933942 (or 13402933940 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 62.

The spelling of 268058678660 in words is "two hundred sixty-eight billion, fifty-eight million, six hundred seventy-eight thousand, six hundred sixty".