7211834067772 has 12 divisors (see below), whose sum is σ = 12621396887680. Its totient is φ = 3605720671296.

The previous prime is 7211834067769. The next prime is 7211834067773. The reversal of 7211834067772 is 2777604381127.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7211834067773) 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 in 3 ways as a sum of consecutive naturals, for example, 49007997 + ... + 49154932.

Almost surely, 2^{7211834067772} is an apocalyptic number.

It is an amenable number.

7211834067772 is a deficient number, since it is larger than the sum of its proper divisors (5409562819908).

7211834067772 is a wasteful number, since it uses less digits than its factorization.

7211834067772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98181300 (or 98181298 counting only the distinct ones).

The product of its (nonzero) digits is 5531904, while the sum is 55.

The spelling of 7211834067772 in words is "seven trillion, two hundred eleven billion, eight hundred thirty-four million, sixty-seven thousand, seven hundred seventy-two".