6729011222840 has 32 divisors (see below), whose sum is σ = 15296360572080. Its totient is φ = 2663855987712.

The previous prime is 6729011222839. The next prime is 6729011222887. The reversal of 6729011222840 is 482221109276.

It is a junction number, because it is equal to n+sod(n) for n = 6729011222791 and 6729011222800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 867136742 + ... + 867144501.

Almost surely, 2^{6729011222840} is an apocalyptic number.

It is an amenable number.

6729011222840 is an abundant number, since it is smaller than the sum of its proper divisors (8567349349240).

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

6729011222840 is a wasteful number, since it uses less digits than its factorization.

6729011222840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734281351 (or 1734281347 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 6729011222840 in words is "six trillion, seven hundred twenty-nine billion, eleven million, two hundred twenty-two thousand, eight hundred forty".