216488244134 has 12 divisors (see below), whose sum is σ = 328691963076. Its totient is φ = 106939969212.

The previous prime is 216488244127. The next prime is 216488244173. The reversal of 216488244134 is 431442884612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7842524 + ... + 7870079.

It is an arithmetic number, because the mean of its divisors is an integer number (27390996923).

Almost surely, 2^216488244134 is an apocalyptic number.

216488244134 is a deficient number, since it is larger than the sum of its proper divisors (112203718942).

216488244134 is an equidigital number, since it uses as much as digits as its factorization.

216488244134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15712771 (or 15712688 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 47.

The spelling of 216488244134 in words is "two hundred sixteen billion, four hundred eighty-eight million, two hundred forty-four thousand, one hundred thirty-four".