660318421106 has 8 divisors (see below), whose sum is σ = 991173684864. Its totient is φ = 329927192820.

The previous prime is 660318421097. The next prime is 660318421127. The reversal of 660318421106 is 601124813066.

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

It is a self number, because there is not a number n which added to its sum of digits gives 660318421106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116005310 + ... + 116011001.

It is an arithmetic number, because the mean of its divisors is an integer number (123896710608).

Almost surely, 2^660318421106 is an apocalyptic number.

660318421106 is a deficient number, since it is larger than the sum of its proper divisors (330855263758).

660318421106 is a wasteful number, since it uses less digits than its factorization.

660318421106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232017736.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 660318421106 in words is "six hundred sixty billion, three hundred eighteen million, four hundred twenty-one thousand, one hundred six".