6850061649216 has 84 divisors (see below), whose sum is σ = 20361667350752. Its totient is φ = 2283353877888.

The previous prime is 6850061649199. The next prime is 6850061649217. The reversal of 6850061649216 is 6129461600586.

6850061649216 is a `hidden beast` number, since 6 + 8 + 5 + 0 + 0 + 616 + 4 + 9 + 2 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6850061649217) 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 11 ways as a sum of consecutive naturals, for example, 220215340 + ... + 220246443.

Almost surely, 2^{6850061649216} is an apocalyptic number.

It is an amenable number.

6850061649216 is an abundant number, since it is smaller than the sum of its proper divisors (13511605701536).

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

6850061649216 is an equidigital number, since it uses as much as digits as its factorization.

6850061649216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440461810 (or 440461788 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 6850061649216 in words is "six trillion, eight hundred fifty billion, sixty-one million, six hundred forty-nine thousand, two hundred sixteen".