671155507114 has 4 divisors (see below), whose sum is σ = 1006733260674. Its totient is φ = 335577753556.

The previous prime is 671155507111. The next prime is 671155507163. The reversal of 671155507114 is 411705551176.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 362202959889 + 308952547225 = 601833^2 + 555835^2 .

It is not an unprimeable number, because it can be changed into a prime (671155507111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167788876777 + ... + 167788876780.

Almost surely, 2^671155507114 is an apocalyptic number.

671155507114 is a deficient number, since it is larger than the sum of its proper divisors (335577753560).

671155507114 is a wasteful number, since it uses less digits than its factorization.

671155507114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335577753559.

The product of its (nonzero) digits is 147000, while the sum is 43.

The spelling of 671155507114 in words is "six hundred seventy-one billion, one hundred fifty-five million, five hundred seven thousand, one hundred fourteen".