216027513 has 32 divisors (see below), whose sum is σ = 349422080. Its totient is φ = 131103360.

The previous prime is 216027479. The next prime is 216027521. The reversal of 216027513 is 315720612.

It is a happy number.

216027513 is a `hidden beast` number, since 2 + 1 + 602 + 7 + 51 + 3 = 666.

It is not a de Polignac number, because 216027513 - 2¹² = 216023417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216027533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21408 + ... + 29838.

It is an arithmetic number, because the mean of its divisors is an integer number (10919440).

Almost surely, 2^216027513 is an apocalyptic number.

It is an amenable number.

216027513 is a deficient number, since it is larger than the sum of its proper divisors (133394567).

216027513 is a wasteful number, since it uses less digits than its factorization.

216027513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8526 (or 8520 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 216027513 is about 14697.8744381628. The cubic root of 216027513 is about 600.0254739185.

The spelling of 216027513 in words is "two hundred sixteen million, twenty-seven thousand, five hundred thirteen".