268060920516 has 27 divisors (see below), whose sum is σ = 677606290543. Its totient is φ = 89352604680.

The previous prime is 268060920503. The next prime is 268060920587. The reversal of 268060920516 is 615029060862.

The square root of 268060920516 is 517746.

It is a perfect power (a square), and thus also a powerful number.

268060920516 is a `hidden beast` number, since 2 + 6 + 8 + 0 + 609 + 20 + 5 + 16 = 666.

268060920516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 3063331 + ... + 3149621.

Almost surely, 2^268060920516 is an apocalyptic number.

268060920516 is the 517746-th square number.

It is an amenable number.

268060920516 is an abundant number, since it is smaller than the sum of its proper divisors (409545370027).

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

268060920516 is an frugal number, since it uses more digits than its factorization.

268060920516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172592 (or 86296 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 268060920516 in words is "two hundred sixty-eight billion, sixty million, nine hundred twenty thousand, five hundred sixteen".