671125392696 has 256 divisors, whose sum is σ = 1939403980800. Its totient is φ = 191629670400.

The previous prime is 671125392673. The next prime is 671125392701. The reversal of 671125392696 is 696293521176.

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, 118591515 + ... + 118597173.

It is an arithmetic number, because the mean of its divisors is an integer number (7575796800).

Almost surely, 2^671125392696 is an apocalyptic number.

671125392696 is a gapful number since it is divisible by the number (66) 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 671125392696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (969701990400).

671125392696 is an abundant number, since it is smaller than the sum of its proper divisors (1268278588104).

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

671125392696 is a wasteful number, since it uses less digits than its factorization.

671125392696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6090 (or 6086 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 57.

The spelling of 671125392696 in words is "six hundred seventy-one billion, one hundred twenty-five million, three hundred ninety-two thousand, six hundred ninety-six".