6707722855680 has 3888 divisors, whose sum is σ = 32360374755072. Its totient is φ = 1300694630400.

The previous prime is 6707722855637. The next prime is 6707722855693. The reversal of 6707722855680 is 865582277076.

6707722855680 is a `hidden beast` number, since 6 + 7 + 0 + 7 + 72 + 2 + 8 + 556 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3888).

It is a super-2 number, since 2×6707722855680² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 163602996460 + ... + 163602996500.

Almost surely, 2^{6707722855680} is an apocalyptic number.

6707722855680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6707722855680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16180187377536).

6707722855680 is an abundant number, since it is smaller than the sum of its proper divisors (25652651899392).

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

6707722855680 is an equidigital number, since it uses as much as digits as its factorization.

6707722855680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 79027200, while the sum is 63.

The spelling of 6707722855680 in words is "six trillion, seven hundred seven billion, seven hundred twenty-two million, eight hundred fifty-five thousand, six hundred eighty".