216502096408 has 16 divisors (see below), whose sum is σ = 437167694880. Its totient is φ = 99924044448.

The previous prime is 216502096397. The next prime is 216502096427. The reversal of 216502096408 is 804690205612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1040875360 + ... + 1040875567.

It is an arithmetic number, because the mean of its divisors is an integer number (27322980930).

Almost surely, 2^216502096408 is an apocalyptic number.

It is an amenable number.

216502096408 is an abundant number, since it is smaller than the sum of its proper divisors (220665598472).

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

216502096408 is a wasteful number, since it uses less digits than its factorization.

216502096408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2081750946 (or 2081750942 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 216502096408 in words is "two hundred sixteen billion, five hundred two million, ninety-six thousand, four hundred eight".