660241366653 has 32 divisors (see below), whose sum is σ = 964592640000. Its totient is φ = 398379859200.

The previous prime is 660241366613. The next prime is 660241366661. The reversal of 660241366653 is 356663142066.

It is not a de Polignac number, because 660241366653 - 2¹³ = 660241358461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660241366613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38157798 + ... + 38175096.

It is an arithmetic number, because the mean of its divisors is an integer number (30143520000).

Almost surely, 2^660241366653 is an apocalyptic number.

It is an amenable number.

660241366653 is a deficient number, since it is larger than the sum of its proper divisors (304351273347).

660241366653 is a wasteful number, since it uses less digits than its factorization.

660241366653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22353.

The product of its (nonzero) digits is 2799360, while the sum is 48.

The spelling of 660241366653 in words is "six hundred sixty billion, two hundred forty-one million, three hundred sixty-six thousand, six hundred fifty-three".