813266088600 has 192 divisors, whose sum is σ = 2942590233600. Its totient is φ = 181934254080.

The previous prime is 813266088589. The next prime is 813266088653. The reversal of 813266088600 is 6880662318.

It is a super-2 number, since 2×813266088600² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 813266088600.

It is a congruent number.

It is an unprimeable number.

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 in 47 ways as a sum of consecutive naturals, for example, 1862545 + ... + 2257344.

It is an arithmetic number, because the mean of its divisors is an integer number (15325990800).

Almost surely, 2^813266088600 is an apocalyptic number.

It is an amenable number.

813266088600 is an abundant number, since it is smaller than the sum of its proper divisors (2129324145000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

813266088600 is a wasteful number, since it uses less digits than its factorization.

813266088600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119962 (or 4119953 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 813266088600 in words is "eight hundred thirteen billion, two hundred sixty-six million, eighty-eight thousand, six hundred".