667165004 has 24 divisors (see below), whose sum is σ = 1287997200. Its totient is φ = 299847680.

The previous prime is 667165001. The next prime is 667165021. The reversal of 667165004 is 400561766.

It is not an unprimeable number, because it can be changed into a prime (667165001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81269 + ... + 89100.

It is an arithmetic number, because the mean of its divisors is an integer number (53666550).

Almost surely, 2^667165004 is an apocalyptic number.

It is an amenable number.

667165004 is a deficient number, since it is larger than the sum of its proper divisors (620832196).

667165004 is a wasteful number, since it uses less digits than its factorization.

667165004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170473 (or 170471 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 667165004 is about 25829.5374329468. The cubic root of 667165004 is about 873.7980794022.

The spelling of 667165004 in words is "six hundred sixty-seven million, one hundred sixty-five thousand, four".