16226218716 has 24 divisors (see below), whose sum is σ = 37888087440. Its totient is φ = 5404895232.

The previous prime is 16226218703. The next prime is 16226218777. The reversal of 16226218716 is 61781262261.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462931 + ... + 496746.

It is an arithmetic number, because the mean of its divisors is an integer number (1578670310).

Almost surely, 2^16226218716 is an apocalyptic number.

It is an amenable number.

16226218716 is an abundant number, since it is smaller than the sum of its proper divisors (21661868724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16226218716 is a wasteful number, since it uses less digits than its factorization.

16226218716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961093 (or 961091 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The spelling of 16226218716 in words is "sixteen billion, two hundred twenty-six million, two hundred eighteen thousand, seven hundred sixteen".