6317771880 has 256 divisors, whose sum is σ = 23405760000. Its totient is φ = 1358966784.

The previous prime is 6317771857. The next prime is 6317771881. The reversal of 6317771880 is 881777136.

It is not an unprimeable number, because it can be changed into a prime (6317771881) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 695206 + ... + 704234.

It is an arithmetic number, because the mean of its divisors is an integer number (91428750).

Almost surely, 2^6317771880 is an apocalyptic number.

6317771880 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 6317771880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11702880000).

6317771880 is an abundant number, since it is smaller than the sum of its proper divisors (17087988120).

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

6317771880 is a wasteful number, since it uses less digits than its factorization.

6317771880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9081 (or 9063 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 48.

The square root of 6317771880 is about 79484.4128115695. The cubic root of 6317771880 is about 1848.6497944491.

The spelling of 6317771880 in words is "six billion, three hundred seventeen million, seven hundred seventy-one thousand, eight hundred eighty".