268429585303499 has 2 divisors, whose sum is σ = 268429585303500. Its totient is φ = 268429585303498.

The previous prime is 268429585303463. The next prime is 268429585303567. The reversal of 268429585303499 is 994303585924862.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268429585303499 is a prime.

It is not a weakly prime, because it can be changed into another prime (268429585303199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134214792651749 + 134214792651750.

It is an arithmetic number, because the mean of its divisors is an integer number (134214792651750).

Almost surely, 2^{268429585303499} is an apocalyptic number.

268429585303499 is a deficient number, since it is larger than the sum of its proper divisors (1).

268429585303499 is an equidigital number, since it uses as much as digits as its factorization.

268429585303499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4031078400, while the sum is 77.

The spelling of 268429585303499 in words is "two hundred sixty-eight trillion, four hundred twenty-nine billion, five hundred eighty-five million, three hundred three thousand, four hundred ninety-nine".