660056626 has 8 divisors (see below), whose sum is σ = 1011150720. Its totient is φ = 323006388.

The previous prime is 660056609. The next prime is 660056627. The reversal of 660056626 is 626650066.

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

It is not an unprimeable number, because it can be changed into a prime (660056627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3510846 + ... + 3511033.

It is an arithmetic number, because the mean of its divisors is an integer number (126393840).

Almost surely, 2^660056626 is an apocalyptic number.

660056626 is a deficient number, since it is larger than the sum of its proper divisors (351094094).

660056626 is a wasteful number, since it uses less digits than its factorization.

660056626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7021928.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 660056626 is about 25691.5672157227. The cubic root of 660056626 is about 870.6836683666.

The spelling of 660056626 in words is "six hundred sixty million, fifty-six thousand, six hundred twenty-six".