671120586488 has 96 divisors (see below), whose sum is σ = 1390152516480. Its totient is φ = 303513460800.

The previous prime is 671120586467. The next prime is 671120586497. The reversal of 671120586488 is 884685021176.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193572131 + ... + 193575597.

It is an arithmetic number, because the mean of its divisors is an integer number (14480755380).

Almost surely, 2^671120586488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 671120586488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695076258240).

671120586488 is an abundant number, since it is smaller than the sum of its proper divisors (719031929992).

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

671120586488 is a wasteful number, since it uses less digits than its factorization.

671120586488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4449 (or 4434 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 56.

The spelling of 671120586488 in words is "six hundred seventy-one billion, one hundred twenty million, five hundred eighty-six thousand, four hundred eighty-eight".