216332534615 has 8 divisors (see below), whose sum is σ = 260276848128. Its totient is φ = 172614156640.

The previous prime is 216332534599. The next prime is 216332534659. The reversal of 216332534615 is 516435233612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 216332534615 - 2⁴ = 216332534599 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56481776 + ... + 56485605.

It is an arithmetic number, because the mean of its divisors is an integer number (32534606016).

Almost surely, 2^216332534615 is an apocalyptic number.

216332534615 is a deficient number, since it is larger than the sum of its proper divisors (43944313513).

216332534615 is a wasteful number, since it uses less digits than its factorization.

216332534615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112967769.

The product of its digits is 388800, while the sum is 41.

The spelling of 216332534615 in words is "two hundred sixteen billion, three hundred thirty-two million, five hundred thirty-four thousand, six hundred fifteen".