331661633325005 has 8 divisors (see below), whose sum is σ = 397994180311392. Its totient is φ = 265329159779088.

The previous prime is 331661633324963. The next prime is 331661633325079. The reversal of 331661633325005 is 500523336166133.

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

It is a cyclic number.

It is not a de Polignac number, because 331661633325005 - 2⁴² = 327263586813901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7881059 + ... + 26933888.

It is an arithmetic number, because the mean of its divisors is an integer number (49749272538924).

Almost surely, 2^{331661633325005} is an apocalyptic number.

It is an amenable number.

331661633325005 is a deficient number, since it is larger than the sum of its proper divisors (66332546986387).

331661633325005 is a wasteful number, since it uses less digits than its factorization.

331661633325005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36720235.

The product of its (nonzero) digits is 2624400, while the sum is 47.

The spelling of 331661633325005 in words is "three hundred thirty-one trillion, six hundred sixty-one billion, six hundred thirty-three million, three hundred twenty-five thousand, five".