216267414722 has 4 divisors (see below), whose sum is σ = 324401122086. Its totient is φ = 108133707360.

The previous prime is 216267414719. The next prime is 216267414733. The reversal of 216267414722 is 227414762612.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 129707302201 + 86560112521 = 360149^2 + 294211^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54066853679 + ... + 54066853682.

Almost surely, 2^216267414722 is an apocalyptic number.

216267414722 is a deficient number, since it is larger than the sum of its proper divisors (108133707364).

216267414722 is a wasteful number, since it uses less digits than its factorization.

216267414722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108133707363.

The product of its digits is 451584, while the sum is 44.

The spelling of 216267414722 in words is "two hundred sixteen billion, two hundred sixty-seven million, four hundred fourteen thousand, seven hundred twenty-two".