662060667601 has 16 divisors (see below), whose sum is σ = 733381931520. Its totient is φ = 594983518720.

The previous prime is 662060667589. The next prime is 662060667607. The reversal of 662060667601 is 106766060266.

It is a cyclic number.

It is not a de Polignac number, because 662060667601 - 2¹⁹ = 662060143313 is a prime.

It is a super-2 number, since 2×662060667601² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662060667607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10072261 + ... + 10137778.

It is an arithmetic number, because the mean of its divisors is an integer number (45836370720).

Almost surely, 2^662060667601 is an apocalyptic number.

It is an amenable number.

662060667601 is a deficient number, since it is larger than the sum of its proper divisors (71321263919).

662060667601 is a wasteful number, since it uses less digits than its factorization.

662060667601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20210144.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 662060667601 in words is "six hundred sixty-two billion, sixty million, six hundred sixty-seven thousand, six hundred one".