671342670108 has 36 divisors (see below), whose sum is σ = 1851278273208. Its totient is φ = 203437172640.

The previous prime is 671342670107. The next prime is 671342670113. The reversal of 671342670108 is 801076243176.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671342670107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 847654491 + ... + 847655282.

It is an arithmetic number, because the mean of its divisors is an integer number (51424396478).

Almost surely, 2^671342670108 is an apocalyptic number.

It is an amenable number.

671342670108 is an abundant number, since it is smaller than the sum of its proper divisors (1179935603100).

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

671342670108 is a wasteful number, since it uses less digits than its factorization.

671342670108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695309794 (or 1695309789 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 671342670108 in words is "six hundred seventy-one billion, three hundred forty-two million, six hundred seventy thousand, one hundred eight".