216226726500718 has 32 divisors (see below), whose sum is σ = 331464920744448. Its totient is φ = 105758133062400.

The previous prime is 216226726500667. The next prime is 216226726500761. The reversal of 216226726500718 is 817005627622612.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93392596 + ... + 95679832.

It is an arithmetic number, because the mean of its divisors is an integer number (10358278773264).

Almost surely, 2^{216226726500718} is an apocalyptic number.

216226726500718 is a deficient number, since it is larger than the sum of its proper divisors (115238194243730).

216226726500718 is a wasteful number, since it uses less digits than its factorization.

216226726500718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291548.

The product of its (nonzero) digits is 6773760, while the sum is 55.

The spelling of 216226726500718 in words is "two hundred sixteen trillion, two hundred twenty-six billion, seven hundred twenty-six million, five hundred thousand, seven hundred eighteen".