671341862317511 has 48 divisors (see below), whose sum is σ = 917846340053760. Its totient is φ = 475373916111360.

The previous prime is 671341862317381. The next prime is 671341862317531. The reversal of 671341862317511 is 115713268143176.

It is a happy number.

It is not a de Polignac number, because 671341862317511 - 2¹⁰ = 671341862316487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671341862317531) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 303813641 + ... + 306015378.

It is an arithmetic number, because the mean of its divisors is an integer number (19121798751120).

Almost surely, 2^{671341862317511} is an apocalyptic number.

671341862317511 is a deficient number, since it is larger than the sum of its proper divisors (246504477736249).

671341862317511 is a wasteful number, since it uses less digits than its factorization.

671341862317511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609829112 (or 609829083 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 56.

The spelling of 671341862317511 in words is "six hundred seventy-one trillion, three hundred forty-one billion, eight hundred sixty-two million, three hundred seventeen thousand, five hundred eleven".