671610711 has 16 divisors (see below), whose sum is σ = 905637600. Its totient is φ = 442675200.

The previous prime is 671610697. The next prime is 671610743. The reversal of 671610711 is 117016176.

It is not a de Polignac number, because 671610711 - 2²⁷ = 537392983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671610781) 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 15 ways as a sum of consecutive naturals, for example, 316791 + ... + 318903.

It is an arithmetic number, because the mean of its divisors is an integer number (56602350).

Almost surely, 2^671610711 is an apocalyptic number.

671610711 is a deficient number, since it is larger than the sum of its proper divisors (234026889).

671610711 is a wasteful number, since it uses less digits than its factorization.

671610711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3266.

The product of its (nonzero) digits is 1764, while the sum is 30.

The square root of 671610711 is about 25915.4531312883. The cubic root of 671610711 is about 875.7346585383.

Adding to 671610711 its reverse (117016176), we get a palindrome (788626887).

The spelling of 671610711 in words is "six hundred seventy-one million, six hundred ten thousand, seven hundred eleven".