671007012 has 24 divisors (see below), whose sum is σ = 1686120576. Its totient is φ = 206463648.

The previous prime is 671007011. The next prime is 671007023. The reversal of 671007012 is 210700176.

It is not an unprimeable number, because it can be changed into a prime (671007011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2150508 + ... + 2150819.

It is an arithmetic number, because the mean of its divisors is an integer number (70255024).

Almost surely, 2^671007012 is an apocalyptic number.

It is an amenable number.

671007012 is an abundant number, since it is smaller than the sum of its proper divisors (1015113564).

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

671007012 is a wasteful number, since it uses less digits than its factorization.

671007012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4301347 (or 4301345 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 671007012 is about 25903.8030412525. The cubic root of 671007012 is about 875.4721857421.

Adding to 671007012 its reverse (210700176), we get a palindrome (881707188).

The spelling of 671007012 in words is "six hundred seventy-one million, seven thousand, twelve".