6726620160 has 704 divisors, whose sum is σ = 27236563200. Its totient is φ = 1560674304.

The previous prime is 6726620143. The next prime is 6726620203. The reversal of 6726620160 is 610266276.

6726620160 is a `hidden beast` number, since 6 + 7 + 26 + 620 + 1 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 34145182 + ... + 34145378.

It is an arithmetic number, because the mean of its divisors is an integer number (38688300).

Almost surely, 2^6726620160 is an apocalyptic number.

6726620160 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 6726620160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13618281600).

6726620160 is an abundant number, since it is smaller than the sum of its proper divisors (20509943040).

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

6726620160 is a wasteful number, since it uses less digits than its factorization.

6726620160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 6726620160 is about 82015.9750292588. The cubic root of 6726620160 is about 1887.6970690836.

The spelling of 6726620160 in words is "six billion, seven hundred twenty-six million, six hundred twenty thousand, one hundred sixty".