268590749355 has 12 divisors (see below), whose sum is σ = 465557298960. Its totient is φ = 143248399632.

The previous prime is 268590749353. The next prime is 268590749359. The reversal of 268590749355 is 553947095862.

268590749355 is a `hidden beast` number, since 2 + 6 + 8 + 5 + 90 + 7 + 493 + 55 = 666.

268590749355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 268590749355 - 2¹ = 268590749353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 268590749292 and 268590749301.

It is not an unprimeable number, because it can be changed into a prime (268590749353) 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 11 ways as a sum of consecutive naturals, for example, 2984341615 + ... + 2984341704.

It is an arithmetic number, because the mean of its divisors is an integer number (38796441580).

Almost surely, 2^268590749355 is an apocalyptic number.

268590749355 is a deficient number, since it is larger than the sum of its proper divisors (196966549605).

268590749355 is a wasteful number, since it uses less digits than its factorization.

268590749355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5968683330 (or 5968683327 counting only the distinct ones).

The product of its (nonzero) digits is 81648000, while the sum is 63.

The spelling of 268590749355 in words is "two hundred sixty-eight billion, five hundred ninety million, seven hundred forty-nine thousand, three hundred fifty-five".