662558116001 has 4 divisors (see below), whose sum is σ = 662571922452. Its totient is φ = 662544309552.

The previous prime is 662558115943. The next prime is 662558116027. The reversal of 662558116001 is 100611855266.

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

It can be written as a sum of positive squares in 2 ways, for example, as 299262608401 + 363295507600 = 547049^2 + 602740^2 .

It is a cyclic number.

It is not a de Polignac number, because 662558116001 - 2¹⁴ = 662558099617 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 662558116001.

It is not an unprimeable number, because it can be changed into a prime (662558116061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6830990 + ... + 6927303.

It is an arithmetic number, because the mean of its divisors is an integer number (165642980613).

Almost surely, 2^662558116001 is an apocalyptic number.

It is an amenable number.

662558116001 is a deficient number, since it is larger than the sum of its proper divisors (13806451).

662558116001 is a wasteful number, since it uses less digits than its factorization.

662558116001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13806450.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 662558116001 in words is "six hundred sixty-two billion, five hundred fifty-eight million, one hundred sixteen thousand, one".