265128703067 has 2 divisors, whose sum is σ = 265128703068. Its totient is φ = 265128703066.

The previous prime is 265128703043. The next prime is 265128703109. The reversal of 265128703067 is 760307821562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265128703067 - 2¹⁰ = 265128702043 is a prime.

It is not a weakly prime, because it can be changed into another prime (265128703267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132564351533 + 132564351534.

It is an arithmetic number, because the mean of its divisors is an integer number (132564351534).

Almost surely, 2^265128703067 is an apocalyptic number.

265128703067 is a deficient number, since it is larger than the sum of its proper divisors (1).

265128703067 is an equidigital number, since it uses as much as digits as its factorization.

265128703067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 265128703067 in words is "two hundred sixty-five billion, one hundred twenty-eight million, seven hundred three thousand, sixty-seven".