660506411623562 has 32 divisors (see below), whose sum is σ = 1150866505722240. Its totient is φ = 278431787350080.

The previous prime is 660506411623507. The next prime is 660506411623603. The reversal of 660506411623562 is 265326114605066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131709653 + ... + 136632519.

It is an arithmetic number, because the mean of its divisors is an integer number (35964578303820).

Almost surely, 2^{660506411623562} is an apocalyptic number.

660506411623562 is a deficient number, since it is larger than the sum of its proper divisors (490360094098678).

660506411623562 is a wasteful number, since it uses less digits than its factorization.

660506411623562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5080046.

The product of its (nonzero) digits is 9331200, while the sum is 53.

The spelling of 660506411623562 in words is "six hundred sixty trillion, five hundred six billion, four hundred eleven million, six hundred twenty-three thousand, five hundred sixty-two".