667813116 has 48 divisors (see below), whose sum is σ = 1591148160. Its totient is φ = 217936320.

The previous prime is 667813061. The next prime is 667813123. The reversal of 667813116 is 611318766.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164155 + ... + 168173.

It is an arithmetic number, because the mean of its divisors is an integer number (33148920).

Almost surely, 2^667813116 is an apocalyptic number.

It is an amenable number.

667813116 is an abundant number, since it is smaller than the sum of its proper divisors (923335044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

667813116 is a wasteful number, since it uses less digits than its factorization.

667813116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4314 (or 4312 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 667813116 is about 25842.0803342146. The cubic root of 667813116 is about 874.0809358342.

The spelling of 667813116 in words is "six hundred sixty-seven million, eight hundred thirteen thousand, one hundred sixteen".