216144246194 has 8 divisors (see below), whose sum is σ = 324313247088. Its totient is φ = 108039830500.

The previous prime is 216144246167. The next prime is 216144246217. The reversal of 216144246194 is 491642441612.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 16137932 + ... + 16151319.

It is an arithmetic number, because the mean of its divisors is an integer number (40539155886).

Almost surely, 2^216144246194 is an apocalyptic number.

216144246194 is a deficient number, since it is larger than the sum of its proper divisors (108169000894).

216144246194 is a wasteful number, since it uses less digits than its factorization.

216144246194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32292600.

The product of its digits is 331776, while the sum is 44.

The spelling of 216144246194 in words is "two hundred sixteen billion, one hundred forty-four million, two hundred forty-six thousand, one hundred ninety-four".