6811029322956 has 144 divisors (see below), whose sum is σ = 18151510890240. Its totient is φ = 2147460681600.

The previous prime is 6811029322907. The next prime is 6811029322957. The reversal of 6811029322956 is 6592239201186.

6811029322956 is a `hidden beast` number, since 6 + 81 + 1 + 0 + 293 + 229 + 56 = 666.

It is not an unprimeable number, because it can be changed into a prime (6811029322957) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1590245191 + ... + 1590249473.

It is an arithmetic number, because the mean of its divisors is an integer number (126052158960).

Almost surely, 2^{6811029322956} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6811029322956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9075755445120).

6811029322956 is an abundant number, since it is smaller than the sum of its proper divisors (11340481567284).

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

6811029322956 is a wasteful number, since it uses less digits than its factorization.

6811029322956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7436 (or 7431 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 6811029322956 in words is "six trillion, eight hundred eleven billion, twenty-nine million, three hundred twenty-two thousand, nine hundred fifty-six".