664600060604 has 12 divisors (see below), whose sum is σ = 1231464818304. Its totient is φ = 312752969664.

The previous prime is 664600060591. The next prime is 664600060627. The reversal of 664600060604 is 406060006466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4886765084 + ... + 4886765219.

It is an arithmetic number, because the mean of its divisors is an integer number (102622068192).

Almost surely, 2^664600060604 is an apocalyptic number.

It is an amenable number.

664600060604 is a deficient number, since it is larger than the sum of its proper divisors (566864757700).

664600060604 is a wasteful number, since it uses less digits than its factorization.

664600060604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9773530324 (or 9773530322 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 664600060604 in words is "six hundred sixty-four billion, six hundred million, sixty thousand, six hundred four".