216887707110 has 16 divisors (see below), whose sum is σ = 520530497136. Its totient is φ = 57836721888.

The previous prime is 216887707103. The next prime is 216887707133. The reversal of 216887707110 is 11707788612.

It is a self number, because there is not a number n which added to its sum of digits gives 216887707110.

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, 3614795089 + ... + 3614795148.

It is an arithmetic number, because the mean of its divisors is an integer number (32533156071).

Almost surely, 2^216887707110 is an apocalyptic number.

216887707110 is an abundant number, since it is smaller than the sum of its proper divisors (303642790026).

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

216887707110 is a wasteful number, since it uses less digits than its factorization.

216887707110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7229590247.

The product of its (nonzero) digits is 263424, while the sum is 48.

The spelling of 216887707110 in words is "two hundred sixteen billion, eight hundred eighty-seven million, seven hundred seven thousand, one hundred ten".