660621334006 has 8 divisors (see below), whose sum is σ = 994879938024. Its totient is φ = 328994688000.

The previous prime is 660621333959. The next prime is 660621334033. The reversal of 660621334006 is 600433126066.

660621334006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 657988875 + ... + 657989878.

It is an arithmetic number, because the mean of its divisors is an integer number (124359992253).

Almost surely, 2^660621334006 is an apocalyptic number.

660621334006 is a deficient number, since it is larger than the sum of its proper divisors (334258604018).

660621334006 is a wasteful number, since it uses less digits than its factorization.

660621334006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315979006.

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 660621334006 in words is "six hundred sixty billion, six hundred twenty-one million, three hundred thirty-four thousand, six".