726863434907 has 2 divisors, whose sum is σ = 726863434908. Its totient is φ = 726863434906.

The previous prime is 726863434889. The next prime is 726863434919. The reversal of 726863434907 is 709434368627.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 726863434907 - 2⁸ = 726863434651 is a prime.

It is not a weakly prime, because it can be changed into another prime (726863424907) 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, 363431717453 + 363431717454.

It is an arithmetic number, because the mean of its divisors is an integer number (363431717454).

Almost surely, 2^726863434907 is an apocalyptic number.

726863434907 is a deficient number, since it is larger than the sum of its proper divisors (1).

726863434907 is an equidigital number, since it uses as much as digits as its factorization.

726863434907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36578304, while the sum is 59.

The spelling of 726863434907 in words is "seven hundred twenty-six billion, eight hundred sixty-three million, four hundred thirty-four thousand, nine hundred seven".