660633160699 has 8 divisors (see below), whose sum is σ = 662508942480. Its totient is φ = 658758804000.

The previous prime is 660633160687. The next prime is 660633160727. The reversal of 660633160699 is 996061336066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-660633160699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (660633160639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575649 + ... + 1285549.

It is an arithmetic number, because the mean of its divisors is an integer number (82813617810).

Almost surely, 2^660633160699 is an apocalyptic number.

660633160699 is a deficient number, since it is larger than the sum of its proper divisors (1875781781).

660633160699 is a wasteful number, since it uses less digits than its factorization.

660633160699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712541.

The product of its (nonzero) digits is 5668704, while the sum is 55.

The spelling of 660633160699 in words is "six hundred sixty billion, six hundred thirty-three million, one hundred sixty thousand, six hundred ninety-nine".