665010606002 has 4 divisors (see below), whose sum is σ = 997515909006. Its totient is φ = 332505303000.

The previous prime is 665010605999. The next prime is 665010606049. The reversal of 665010606002 is 200606010566.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 619449276601 + 45561329401 = 787051^2 + 213451^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 665010606002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166252651499 + ... + 166252651502.

Almost surely, 2^665010606002 is an apocalyptic number.

665010606002 is a deficient number, since it is larger than the sum of its proper divisors (332505303004).

665010606002 is a wasteful number, since it uses less digits than its factorization.

665010606002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332505303003.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 665010606002 its reverse (200606010566), we get a palindrome (865616616568).

The spelling of 665010606002 in words is "six hundred sixty-five billion, ten million, six hundred six thousand, two".