660605610141 has 12 divisors (see below), whose sum is σ = 956766307068. Its totient is φ = 439223030784.

The previous prime is 660605610139. The next prime is 660605610193. The reversal of 660605610141 is 141016506066.

It is a happy number.

660605610141 is a `hidden beast` number, since 6 + 6 + 0 + 605 + 6 + 1 + 0 + 1 + 41 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 269516722500 + 391088887641 = 519150^2 + 625371^2 .

It is not a de Polignac number, because 660605610141 - 2¹ = 660605610139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 660605610096 and 660605610105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660605610101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98388900 + ... + 98395613.

It is an arithmetic number, because the mean of its divisors is an integer number (79730525589).

Almost surely, 2^660605610141 is an apocalyptic number.

It is an amenable number.

660605610141 is a deficient number, since it is larger than the sum of its proper divisors (296160696927).

660605610141 is a wasteful number, since it uses less digits than its factorization.

660605610141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196784892 (or 196784889 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 660605610141 in words is "six hundred sixty billion, six hundred five million, six hundred ten thousand, one hundred forty-one".