806305226498 has 6 divisors (see below), whose sum is σ = 1209459744579. Its totient is φ = 403151978306.

The previous prime is 806305226479. The next prime is 806305226501. The reversal of 806305226498 is 894622503608.

It can be written as a sum of positive squares in only one way, i.e., 403152613249 + 403152613249 = 634943^2 + 634943^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=634943.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 952415 + ... + 1587357.

Almost surely, 2^806305226498 is an apocalyptic number.

806305226498 is a deficient number, since it is larger than the sum of its proper divisors (403154518081).

806305226498 is an frugal number, since it uses more digits than its factorization.

806305226498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269888 (or 634945 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 806305226498 in words is "eight hundred six billion, three hundred five million, two hundred twenty-six thousand, four hundred ninety-eight".