899430563738263 has 2 divisors, whose sum is σ = 899430563738264. Its totient is φ = 899430563738262.

The previous prime is 899430563738251. The next prime is 899430563738269. The reversal of 899430563738263 is 362837365034998.

899430563738263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 899430563738263 - 2³³ = 899421973803671 is a prime.

It is a super-3 number, since 3×899430563738263³ (a number of 46 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 899430563738263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (899430563738269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449715281869131 + 449715281869132.

It is an arithmetic number, because the mean of its divisors is an integer number (449715281869132).

Almost surely, 2^{899430563738263} is an apocalyptic number.

899430563738263 is a deficient number, since it is larger than the sum of its proper divisors (1).

899430563738263 is an equidigital number, since it uses as much as digits as its factorization.

899430563738263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4232632320, while the sum is 76.

The spelling of 899430563738263 in words is "eight hundred ninety-nine trillion, four hundred thirty billion, five hundred sixty-three million, seven hundred thirty-eight thousand, two hundred sixty-three".