667480680148 has 6 divisors (see below), whose sum is σ = 1168091190266. Its totient is φ = 333740340072.

The previous prime is 667480680121. The next prime is 667480680203. The reversal of 667480680148 is 841086084766.

It can be written as a sum of positive squares in only one way, i.e., 625636704784 + 41843975364 = 790972^2 + 204558^2 .

It is a junction number, because it is equal to n+sod(n) for n = 667480680092 and 667480680101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83435085015 + ... + 83435085022.

Almost surely, 2^667480680148 is an apocalyptic number.

It is an amenable number.

667480680148 is a deficient number, since it is larger than the sum of its proper divisors (500610510118).

667480680148 is a wasteful number, since it uses less digits than its factorization.

667480680148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166870170041 (or 166870170039 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 58.

The spelling of 667480680148 in words is "six hundred sixty-seven billion, four hundred eighty million, six hundred eighty thousand, one hundred forty-eight".