216466313412603 has 32 divisors (see below), whose sum is σ = 298970981616384. Its totient is φ = 139219817812992.

The previous prime is 216466313412553. The next prime is 216466313412649. The reversal of 216466313412603 is 306214313664612.

It is not a de Polignac number, because 216466313412603 - 2¹⁸ = 216466313150459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216466313411603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (37) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37946575 + ... + 43276727.

It is an arithmetic number, because the mean of its divisors is an integer number (9342843175512).

Almost surely, 2^{216466313412603} is an apocalyptic number.

216466313412603 is a deficient number, since it is larger than the sum of its proper divisors (82504668203781).

216466313412603 is a wasteful number, since it uses less digits than its factorization.

216466313412603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334075.

The product of its (nonzero) digits is 2239488, while the sum is 48.

The spelling of 216466313412603 in words is "two hundred sixteen trillion, four hundred sixty-six billion, three hundred thirteen million, four hundred twelve thousand, six hundred three".