667516602 has 16 divisors (see below), whose sum is σ = 1336134240. Its totient is φ = 222322032.

The previous prime is 667516561. The next prime is 667516639. The reversal of 667516602 is 206615766.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37888 + ... + 52635.

It is an arithmetic number, because the mean of its divisors is an integer number (83508390).

Almost surely, 2^667516602 is an apocalyptic number.

667516602 is an abundant number, since it is smaller than the sum of its proper divisors (668617638).

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

667516602 is a wasteful number, since it uses less digits than its factorization.

667516602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91757.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 667516602 is about 25836.3426591304. The cubic root of 667516602 is about 873.9515505332.

The spelling of 667516602 in words is "six hundred sixty-seven million, five hundred sixteen thousand, six hundred two".