216360411 has 16 divisors (see below), whose sum is σ = 311952384. Its totient is φ = 132865664.

The previous prime is 216360383. The next prime is 216360413. The reversal of 216360411 is 114063612.

It is a cyclic number.

It is not a de Polignac number, because 216360411 - 2¹⁷ = 216229339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216360413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42735 + ... + 47528.

It is an arithmetic number, because the mean of its divisors is an integer number (19497024).

Almost surely, 2^216360411 is an apocalyptic number.

216360411 is a deficient number, since it is larger than the sum of its proper divisors (95591973).

216360411 is a wasteful number, since it uses less digits than its factorization.

216360411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90330.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 216360411 is about 14709.1947774173. The cubic root of 216360411 is about 600.3335284525. Note that the first 3 decimals are identical.

The spelling of 216360411 in words is "two hundred sixteen million, three hundred sixty thousand, four hundred eleven".