22154005660216 has 16 divisors (see below), whose sum is σ = 42107784732000. Its totient is φ = 10925263065024.

The previous prime is 22154005660201. The next prime is 22154005660217. The reversal of 22154005660216 is 61206650045122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22154005660217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18967470016 + ... + 18967471183.

It is an arithmetic number, because the mean of its divisors is an integer number (2631736545750).

Almost surely, 2^{22154005660216} is an apocalyptic number.

It is an amenable number.

22154005660216 is a deficient number, since it is larger than the sum of its proper divisors (19953779071784).

22154005660216 is a wasteful number, since it uses less digits than its factorization.

22154005660216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37934941278 (or 37934941274 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 22154005660216 in words is "twenty-two trillion, one hundred fifty-four billion, five million, six hundred sixty thousand, two hundred sixteen".