660471636603 has 8 divisors (see below), whose sum is σ = 881129497600. Its totient is φ = 440064100008.

The previous prime is 660471636593. The next prime is 660471636623. The reversal of 660471636603 is 306636174066.

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

It is not a de Polignac number, because 660471636603 - 2¹² = 660471632507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (660471636623) 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, 62574943 + ... + 62585496.

It is an arithmetic number, because the mean of its divisors is an integer number (110141187200).

Almost surely, 2^660471636603 is an apocalyptic number.

660471636603 is a deficient number, since it is larger than the sum of its proper divisors (220657860997).

660471636603 is a wasteful number, since it uses less digits than its factorization.

660471636603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125162201.

The product of its (nonzero) digits is 1959552, while the sum is 48.

The spelling of 660471636603 in words is "six hundred sixty billion, four hundred seventy-one million, six hundred thirty-six thousand, six hundred three".