6885166320 has 160 divisors (see below), whose sum is σ = 23829546240. Its totient is φ = 1827221760.

The previous prime is 6885166303. The next prime is 6885166373. The reversal of 6885166320 is 236615886.

6885166320 is a `hidden beast` number, since 6 + 8 + 8 + 5 + 1 + 6 + 632 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 448207 + ... + 463313.

It is an arithmetic number, because the mean of its divisors is an integer number (148934664).

Almost surely, 2^6885166320 is an apocalyptic number.

6885166320 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 6885166320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11914773120).

6885166320 is an abundant number, since it is smaller than the sum of its proper divisors (16944379920).

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

6885166320 is a wasteful number, since it uses less digits than its factorization.

6885166320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15340 (or 15328 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 6885166320 is about 82976.9023282986. The cubic root of 6885166320 is about 1902.4130301456.

The spelling of 6885166320 in words is "six billion, eight hundred eighty-five million, one hundred sixty-six thousand, three hundred twenty".