216226948942 has 8 divisors (see below), whose sum is σ = 324423111816. Its totient is φ = 108085911672.

The previous prime is 216226948859. The next prime is 216226948967. The reversal of 216226948942 is 249849622612.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13771593 + ... + 13787284.

It is an arithmetic number, because the mean of its divisors is an integer number (40552888977).

Almost surely, 2^216226948942 is an apocalyptic number.

216226948942 is a deficient number, since it is larger than the sum of its proper divisors (108196162874).

216226948942 is a wasteful number, since it uses less digits than its factorization.

216226948942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27562802.

The product of its digits is 5971968, while the sum is 55.

The spelling of 216226948942 in words is "two hundred sixteen billion, two hundred twenty-six million, nine hundred forty-eight thousand, nine hundred forty-two".