216444863710 has 32 divisors (see below), whose sum is σ = 404842717440. Its totient is φ = 83217619968.

The previous prime is 216444863669. The next prime is 216444863711. The reversal of 216444863710 is 17368444612.

216444863710 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216444863711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1608787 + ... + 1738126.

It is an arithmetic number, because the mean of its divisors is an integer number (12651334920).

Almost surely, 2^216444863710 is an apocalyptic number.

216444863710 is a deficient number, since it is larger than the sum of its proper divisors (188397853730).

216444863710 is a wasteful number, since it uses less digits than its factorization.

216444863710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347172.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 216444863710 in words is "two hundred sixteen billion, four hundred forty-four million, eight hundred sixty-three thousand, seven hundred ten".