216461046075 has 24 divisors (see below), whose sum is σ = 357907259136. Its totient is φ = 115437828000.

The previous prime is 216461046071. The next prime is 216461046077. The reversal of 216461046075 is 570640164612.

216461046075 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 216461046075 - 2² = 216461046071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216461046071) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1070290 + ... + 1256360.

It is an arithmetic number, because the mean of its divisors is an integer number (14912802464).

Almost surely, 2^216461046075 is an apocalyptic number.

216461046075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

216461046075 is a deficient number, since it is larger than the sum of its proper divisors (141446213061).

216461046075 is a wasteful number, since it uses less digits than its factorization.

216461046075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201595 (or 201590 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 216461046075 in words is "two hundred sixteen billion, four hundred sixty-one million, forty-six thousand, seventy-five".