6747221943852 has 96 divisors (see below), whose sum is σ = 16998036464640. Its totient is φ = 2070747106560.

The previous prime is 6747221943829. The next prime is 6747221943857. The reversal of 6747221943852 is 2583491227476.

It is a super-2 number, since 2×6747221943852² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6747221943857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 280292977 + ... + 280317047.

It is an arithmetic number, because the mean of its divisors is an integer number (177062879840).

Almost surely, 2^{6747221943852} is an apocalyptic number.

It is an amenable number.

6747221943852 is an abundant number, since it is smaller than the sum of its proper divisors (10250814520788).

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

6747221943852 is a wasteful number, since it uses less digits than its factorization.

6747221943852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28623 (or 28621 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 60.

The spelling of 6747221943852 in words is "six trillion, seven hundred forty-seven billion, two hundred twenty-one million, nine hundred forty-three thousand, eight hundred fifty-two".