671107673401 has 4 divisors (see below), whose sum is σ = 732117461904. Its totient is φ = 610097884900.

The previous prime is 671107673387. The next prime is 671107673429. The reversal of 671107673401 is 104376701176.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 671107673401 - 2⁷ = 671107673273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (671107673491) 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 3 ways as a sum of consecutive naturals, for example, 30504894235 + ... + 30504894256.

It is an arithmetic number, because the mean of its divisors is an integer number (183029365476).

Almost surely, 2^671107673401 is an apocalyptic number.

It is an amenable number.

671107673401 is a deficient number, since it is larger than the sum of its proper divisors (61009788503).

671107673401 is a wasteful number, since it uses less digits than its factorization.

671107673401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61009788502.

The product of its (nonzero) digits is 148176, while the sum is 43.

The spelling of 671107673401 in words is "six hundred seventy-one billion, one hundred seven million, six hundred seventy-three thousand, four hundred one".