47216685768465 has 16 divisors (see below), whose sum is σ = 76827149726400. Its totient is φ = 24755414910912.

The previous prime is 47216685768463. The next prime is 47216685768481. The reversal of 47216685768465 is 56486758661274.

It is not a de Polignac number, because 47216685768465 - 2¹ = 47216685768463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47216685768463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26676092770 + ... + 26676094539.

It is an arithmetic number, because the mean of its divisors is an integer number (4801696857900).

Almost surely, 2^{47216685768465} is an apocalyptic number.

It is an amenable number.

47216685768465 is a deficient number, since it is larger than the sum of its proper divisors (29610463957935).

47216685768465 is a wasteful number, since it uses less digits than its factorization.

47216685768465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53352187376.

The product of its digits is 3251404800, while the sum is 75.

The spelling of 47216685768465 in words is "forty-seven trillion, two hundred sixteen billion, six hundred eighty-five million, seven hundred sixty-eight thousand, four hundred sixty-five".