8211198364 has 6 divisors (see below), whose sum is σ = 14369597144. Its totient is φ = 4105599180.

The previous prime is 8211198287. The next prime is 8211198367. The reversal of 8211198364 is 4638911128.

It is a self number, because there is not a number n which added to its sum of digits gives 8211198364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8211198367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026399792 + ... + 1026399799.

Almost surely, 2^8211198364 is an apocalyptic number.

It is an amenable number.

8211198364 is a deficient number, since it is larger than the sum of its proper divisors (6158398780).

8211198364 is a wasteful number, since it uses less digits than its factorization.

8211198364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052799595 (or 2052799593 counting only the distinct ones).

The product of its digits is 82944, while the sum is 43.

The square root of 8211198364 is about 90615.6629065859. The cubic root of 8211198364 is about 2017.4472183666.

The spelling of 8211198364 in words is "eight billion, two hundred eleven million, one hundred ninety-eight thousand, three hundred sixty-four".