6856632882 has 128 divisors (see below), whose sum is σ = 17975623680. Its totient is φ = 1913806080.

The previous prime is 6856632877. The next prime is 6856632941. The reversal of 6856632882 is 2882366586.

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

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, 467383 + ... + 481829.

It is an arithmetic number, because the mean of its divisors is an integer number (140434560).

Almost surely, 2^6856632882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6856632882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8987811840).

6856632882 is an abundant number, since it is smaller than the sum of its proper divisors (11118990798).

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

6856632882 is a wasteful number, since it uses less digits than its factorization.

6856632882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14533 (or 14527 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 54.

The square root of 6856632882 is about 82804.7877963587. The cubic root of 6856632882 is about 1899.7814043990.

The spelling of 6856632882 in words is "six billion, eight hundred fifty-six million, six hundred thirty-two thousand, eight hundred eighty-two".