216524324136255 has 16 divisors (see below), whose sum is σ = 346616488587264. Its totient is φ = 115420449549600.

The previous prime is 216524324136227. The next prime is 216524324136293. The reversal of 216524324136255 is 552631423425612.

It is not a de Polignac number, because 216524324136255 - 2¹⁴ = 216524324119871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 216524324136198 and 216524324136207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3699344119 + ... + 3699402648.

It is an arithmetic number, because the mean of its divisors is an integer number (21663530536704).

Almost surely, 2^{216524324136255} is an apocalyptic number.

216524324136255 is a deficient number, since it is larger than the sum of its proper divisors (130092164451009).

216524324136255 is a wasteful number, since it uses less digits than its factorization.

216524324136255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7398748726.

The product of its digits is 10368000, while the sum is 51.

The spelling of 216524324136255 in words is "two hundred sixteen trillion, five hundred twenty-four billion, three hundred twenty-four million, one hundred thirty-six thousand, two hundred fifty-five".