671613177 has 8 divisors (see below), whose sum is σ = 898346464. Its totient is φ = 446311008.

The previous prime is 671613149. The next prime is 671613199. The reversal of 671613177 is 771316176.

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

It is not a de Polignac number, because 671613177 - 2⁶ = 671613113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (671613377) 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, 356683 + ... + 358560.

It is an arithmetic number, because the mean of its divisors is an integer number (112293308).

Almost surely, 2^671613177 is an apocalyptic number.

It is an amenable number.

671613177 is a deficient number, since it is larger than the sum of its proper divisors (226733287).

671613177 is a wasteful number, since it uses less digits than its factorization.

671613177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715559.

The product of its digits is 37044, while the sum is 39.

The square root of 671613177 is about 25915.5007090351. The cubic root of 671613177 is about 875.7357303691.

The spelling of 671613177 in words is "six hundred seventy-one million, six hundred thirteen thousand, one hundred seventy-seven".