216302306415 has 64 divisors (see below), whose sum is σ = 389219088384. Its totient is φ = 101776485888.

The previous prime is 216302306399. The next prime is 216302306417. The reversal of 216302306415 is 514603203612.

It is not a de Polignac number, because 216302306415 - 2⁴ = 216302306399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216302306417) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5825449 + ... + 5862461.

It is an arithmetic number, because the mean of its divisors is an integer number (6081548256).

Almost surely, 2^216302306415 is an apocalyptic number.

216302306415 is a deficient number, since it is larger than the sum of its proper divisors (172916781969).

216302306415 is a wasteful number, since it uses less digits than its factorization.

216302306415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38360.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 216302306415 in words is "two hundred sixteen billion, three hundred two million, three hundred six thousand, four hundred fifteen".