671513662 has 8 divisors (see below), whose sum is σ = 1031838192. Its totient is φ = 327567600.

The previous prime is 671513659. The next prime is 671513663. The reversal of 671513662 is 266315176.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671513663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4094514 + ... + 4094677.

It is an arithmetic number, because the mean of its divisors is an integer number (128979774).

Almost surely, 2^671513662 is an apocalyptic number.

671513662 is a deficient number, since it is larger than the sum of its proper divisors (360324530).

671513662 is a wasteful number, since it uses less digits than its factorization.

671513662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8189234.

The product of its digits is 45360, while the sum is 37.

The square root of 671513662 is about 25913.5806479923. The cubic root of 671513662 is about 875.6924747427.

The spelling of 671513662 in words is "six hundred seventy-one million, five hundred thirteen thousand, six hundred sixty-two".