216152613 has 12 divisors (see below), whose sum is σ = 316618848. Its totient is φ = 142071720.

The previous prime is 216152579. The next prime is 216152623. The reversal of 216152613 is 316251612.

216152613 is a `hidden beast` number, since 21 + 615 + 26 + 1 + 3 = 666.

It is not a de Polignac number, because 216152613 - 2⁶ = 216152549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216152623) 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 11 ways as a sum of consecutive naturals, for example, 168495 + ... + 169772.

It is an arithmetic number, because the mean of its divisors is an integer number (26384904).

Almost surely, 2^216152613 is an apocalyptic number.

It is an amenable number.

216152613 is a deficient number, since it is larger than the sum of its proper divisors (100466235).

216152613 is a wasteful number, since it uses less digits than its factorization.

216152613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338344 (or 338341 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 216152613 is about 14702.1295396279. The cubic root of 216152613 is about 600.1412750663.

The spelling of 216152613 in words is "two hundred sixteen million, one hundred fifty-two thousand, six hundred thirteen".