6711222790512 has 320 divisors, whose sum is σ = 20166404267520. Its totient is φ = 2162066100480.

The previous prime is 6711222790499. The next prime is 6711222790541. The reversal of 6711222790512 is 2150972221176.

6711222790512 is a `hidden beast` number, since 6 + 7 + 1 + 1 + 22 + 27 + 90 + 512 = 666.

It is a super-2 number, since 2×6711222790512² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 124229587 + ... + 124283597.

It is an arithmetic number, because the mean of its divisors is an integer number (63020013336).

Almost surely, 2^{6711222790512} 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 6711222790512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10083202133760).

6711222790512 is an abundant number, since it is smaller than the sum of its proper divisors (13455181477008).

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

6711222790512 is an equidigital number, since it uses as much as digits as its factorization.

6711222790512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54160 (or 54136 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 6711222790512 in words is "six trillion, seven hundred eleven billion, two hundred twenty-two million, seven hundred ninety thousand, five hundred twelve".