268396803151 has 2 divisors, whose sum is σ = 268396803152. Its totient is φ = 268396803150.

The previous prime is 268396803137. The next prime is 268396803179. The reversal of 268396803151 is 151308693862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268396803151 - 2⁵ = 268396803119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268396803551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134198401575 + 134198401576.

It is an arithmetic number, because the mean of its divisors is an integer number (134198401576).

Almost surely, 2^268396803151 is an apocalyptic number.

268396803151 is a deficient number, since it is larger than the sum of its proper divisors (1).

268396803151 is an equidigital number, since it uses as much as digits as its factorization.

268396803151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 268396803151 in words is "two hundred sixty-eight billion, three hundred ninety-six million, eight hundred three thousand, one hundred fifty-one".