671067324081 has 48 divisors (see below), whose sum is σ = 1209666631680. Its totient is φ = 348270507360.

The previous prime is 671067324047. The next prime is 671067324091. The reversal of 671067324081 is 180423760176.

It is not a de Polignac number, because 671067324081 - 2¹⁵ = 671067291313 is a prime.

It is a super-2 number, since 2×671067324081² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (671067324091) 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, 254026 + ... + 1186028.

It is an arithmetic number, because the mean of its divisors is an integer number (25201388160).

Almost surely, 2^671067324081 is an apocalyptic number.

It is an amenable number.

671067324081 is a deficient number, since it is larger than the sum of its proper divisors (538599307599).

671067324081 is a wasteful number, since it uses less digits than its factorization.

671067324081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933066 (or 933063 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 671067324081 in words is "six hundred seventy-one billion, sixty-seven million, three hundred twenty-four thousand, eighty-one".