216707215512036 has 24 divisors (see below), whose sum is σ = 513939516571264. Its totient is φ = 71051546069280.

The previous prime is 216707215512013. The next prime is 216707215512049. The reversal of 216707215512036 is 630215512707612.

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, 148024053580 + ... + 148024055043.

Almost surely, 2^{216707215512036} is an apocalyptic number.

It is an amenable number.

216707215512036 is an abundant number, since it is smaller than the sum of its proper divisors (297232301059228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

216707215512036 is a wasteful number, since it uses less digits than its factorization.

216707215512036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296048108691 (or 296048108689 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 48.

The spelling of 216707215512036 in words is "two hundred sixteen trillion, seven hundred seven billion, two hundred fifteen million, five hundred twelve thousand, thirty-six".